Zebra Collective, Nyami-Nyami, Harare Set, image credit: Siyano.

An Asymptotic Encounter with Nyami Nyami

Masimba Hwati 05.12.2025Article, Issue 02

Introduction

An asymptotic encounter describes a meeting that never fully materializes—a brush of energies that lean toward each other but remain apart, lines that forever approach yet never touch. In mathematics, asymptotes define a trajectory of closeness without convergence; in Chidzimbahwe sonic philosophy,1 they resonate as encounters that haunt the threshold of possibility. This is the lens through which the Zebra Collective approaches Nyami-Nyami (2025), a multimedia installation of sculpture, sound, and performance that explores the entanglement of histories, ecologies, and ancestral vibrations.

We move as the Zebra Collective, Masimba Hwati and Michael Gould, emerging in Berlin, 2022, where ritual speaks through sound and activated/awakened sculpture. We carry ancestral memory across waves of dissonance and resonance, shaping worlds in the act of ritual-making. In perpetual improvisation, we dwell in the threshold of past, present, and future—a vibration known in Chidzimbahwe sonic philosophy as Sokunge.

Nyami Nyami and the Politics of Water


At the heart of our Nyami-Nyami (2025) installation stands the serpent river deity of the Zambezi.2 Nyami Nyami, known in Chidzimbahwe oral histories, is a riverine guardian embodying a serpentine intelligence that fluidly negotiates human and nonhuman forces across time and matter.

Through these poetics and politics, our installation confronts the catastrophic social, cultural, and ecological consequences of the Kariba Dam—constructed by the British colonial administration between 1955-1959 to power extractive industries. The dam disrupted the river’s flows, displaced the Tonga and other communities, and exacted a necropolitical toll in lost lives, livelihoods, and ecological continuity.3

The Zebra Collective treats histories as living temporalities, using sound, sculpture, and performance to evoke the river as a site of negotiation, rupture, and persistence. The installation functions not as a conventional memorial but as a ritual of listening, creating sound-worlds marked by unresolved proximities and asymptotic encounters. In the words of Anna Tsing, these are “disturbed ecologies” and “contaminated diversities,” spaces where life persists despite, and sometimes because of, rupture and collision.4 In Chidzimbahwe folklore, Nyami Nyami shapes everyday ecological and cultural life. In our multimedia installation, Nyami Nyami acts both as a metaphor and as a sonic presence.

Nyami Nyami’s presence informs the structure, rhythm, and spatialization of sound: an echo that affects the bodies of the performers and the audience alike. The river’s shadow stretches across time and place, reminding us that ecological and human histories are entangled in the persistent negotiation of presence and absence.

Zebra Collective, Nyami iteration sketch, 2024, image credit: Masimba Hwati

Chidzimbahwe Sonic Philosophy and the Fourth Constituency

Chidzimbahwe sonic philosophy positions sound as relational, ethical, and performative. In this tradition, ritual and performance operate at intersections of multiple temporal and spatial registers. Philosopher Mogobe Ramose describes the African being as onto-triadic, composed of Ancestors, Present Others, and Future Others.5 In this project, we performatively propose a fourth constituency: Earth itself as a living, sacred other.6

This proposition manifests materially in Nyami Nyami: in Harare (2025), where soil/Earth anchors the installation and performance as apotropaic patterns/scores and a charged, sentient presence, these patterns/scores are meant to counterbalance the destructive anthropogenic activities that offset ecological balance. Soil/Earth also plays a large role in our 2023 installation at the University of Michigan, Ann Arbor, where we set up an iteration of the installation in the 20-foot “bottomless” sand pit in the Department of Civil and Environmental Engineering, which is normally used as a testing site for physical engineering models. The sand pit became an acoustic womb, a bottomless site on which the installation was mounted.

Zebra Collective, Nyami Nyami, 2023, installation in Arbor, image credits: Sly pup Michigan

Sculpture, Sound, and Improvisation


Each iteration of Nyami Nyami unfolds as a layered dramaturgy of sound and sculpture. Guitars animated by e-bows, circuit boards of Hexbugs vibrating in bowls, graphic scores inscribed kunyora onto drumheads, and pools of water dripping like fluid Morse codes form an interlocking web of sensory stimuli.7 Sculptures serve as both anchors and catalysts, inviting improvisation while mediating the temporalities of past, present, and future. Here, we play a drum set and percussion charged through Hunyorwa inscriptions in the form of apotropaic scores and marks that both guide and affect the player and the audience. In this space, we activate an augmented fanfare trumpet assemblage, its voice extended by a ram’s horn shofar that Serena Lee discovered wandering the streets of Stuttgart at the dawn of spring 2025, as we performed Mapepa Mapepa Mapepa papierkampf with the ensemble. On the Nyami Nyami set, we generate sound from found-object guitar sculptures, threaded with e-bows, loop stations, FX pedals, and other reclaimed instruments, letting each resonance unfold like a story in motion.

The vibrations here unfolded into long drones and shimmering harmonics, forming a sonic riverbed beneath the performance. These tones became a living pad—a drone current upon which the audience could drift, breathe, and listen—as we slowly introduced percussive textures. The intention was to hold the space in vibration, to let sound cradle both silence and movement, allowing each listener to float within the pulse of Nyami Nyami’s flow.

Across five iterations—Berlin (2022), Ogrosen Lausitz (2022), Ann Arbor (2023), Johannesburg (2025), and Harare (2025)—the serpent’s shadow remains consistent: appearing, vanishing, and re-emerging in diverse acoustic and geopolitical terrains. Each site offers a different texture of listening, yet the installation consistently enacts asymptotic encounters: moments of proximity without completion, resonance without full resolution.

Zebra Collective, Hwati playing augmented trumpet, Harare, image credit: Siyano

Johannesburg Iteration: Technology and Ancestral Resonance


The Johannesburg performance deepened the dialogue between digital technologies and indigenous immaterialities. Sound and materiality converged: the guitar’s drone, the e-bow’s magnetic tension, pedal-based algorithms, ritualized water-song, and drums that echo the stars and sky. None of these elements existed in isolation: they collided, conversed, and braided together. In the process, we performed simultaneous polymeter and polyrhythms with layers of constantly changing timbres, evoking styles from throughout the world and transcending, morphing, and transporting to the other world. The performance begins with a drone pattern by focusing the e-bow on the bass pickup of the electric guitar and smearing it with warm tones. From here, the performance momentarily synchronizes, breathes, and then releases—ricocheting back into another moment of chaos.

Technology as rituals of connection

Our work approaches technology as ritual—an animating practice of connection that aligns the multi-constitutive nature of being with its ecological and geopolitical surround. Our sound engineer, Remember Audio, ritualized the sculpting of an immersive listening field through L-ISA spatial technology. Five overhead speakers traced the serpent’s shadow path, each channel bearing its own sonic gesture—coiling, approaching, and withdrawing—so the dramaturgy of the space itself became structured by the idea of a vibrational path of Nyami Nyami in motion.

This asymptotic movement enacts what Chidzimbahwe philosophy calls Kushuridzira—a trembling alignment of omens, a sonic augury.8 It produces Shungu: unsatisfied longing, desire that remains unresolved, and the haunting tension of encounters deferred.9

Water drips traveled across the performance space, moving from left to right, forward and back, near and far. In this sonic ritual, listeners felt water approach and recede, as if sensing the Zambezi itself negotiating with human infrastructure. Sound moved beyond the audible into haptic and vibrational experience, a listening body stretched across ancestral, ecological, and technological registers.

Immersive Listening for Artists and Audience


Using Clang in-ear monitors and the L-ISA spatial audio system, performers could configure an immersive, three-dimensional soundscape, blending voices, instruments, and environmental sounds. This created a sonic circle where ancestral memory, riverine intelligence, and elemental whispers enveloped performers, transforming the experience into a shared acoustic ecology. Listening became an ethical practice, engaging human and nonhuman forces, past and future, and Earthly and digital realms, with technology serving as a medium for relational, asymptotic encounters between presence and absence. By surrounding listeners from unexpected directions, L-ISA echoes ancestral, ecological, and more-than-human agencies. It becomes a tool for ritual listening, enabling kushuridzira (vibrational augury), evoking shungu (unsatisfied longing), and inscribing the Earth’s edges as sonic hypertext.

Deployment model of our set in Johannesburg, Acoustic Sound vision software screenshot, image credit: Masimba Hwati

Audio Composition and Symbolism

The Installation was activated alongside our pre-recorded multi-channel audio track, which became a sonic score for ritual and improvisation. The track was composed using the objects on our set—the dramaturgy of the track is based on the symbolism of these objects in our world-making rituals. Here, the guitars armed with spear endpins become ancestral sentinels, suspended drumheads and cymbals represent turbulent skies, the water droplets in the star-gazing pool become fluid codes of summoning all these elements, collapsed into a tactile lexicon. Graphic scores on drum skins enabled improvisation and became ancestral mnemonic devices and cosmograms.

Water drips in the star-gazer pool, enacting otherworldly Morse code, echoing Chidzimbahwe astronomical practice of looking into dark water to see the stars. These tactile and sculptural elements inspired the audio track, producing a performance where sculpture, sound, water, and ritual coalesced into a relational sonic ecology.

Listening rituals


Nyami Nyami explores how sound—through resonance, dissonance, harmony, and rupture—carries stories of kinship, survival, and ecological ethics. The installation frames listening as active, ethical engagement with ancestral memory, the environment, and emergent futures. Sound becomes pedagogy, teaching improvisation, adaptation, and endurance, while technology, indigenous knowledge, and material culture converge to create relational fields where human and nonhuman, analog and digital, ancestral and emergent intersect.

Zebra Collective, Nyami activation Harare, image credit: Siyano

Conclusion

Nyami Nyami vibrates as a Chidzimbahwe sonic invocation—an ever-flowing ritual that listens toward peace with the unfinished. Making common cause with the brokenness of being, a brokenness.10 It trembles at the edge of knowing, where longing bends into rhythm, and silence opens its mouth to speak. In its wake, tremors of nostalgia, memory, and temporal drift gather into one living resonance—a pulse that binds river to body, echo to absence, loss to renewal. Through vibration, Nyami Nyami carries both performer and witness across ancestral and ecological currents, whispering that to sound is to remember, and to listen is to heal. Sound, sculpture, water, and atmosphere entwine here into a sacred architecture—a shrine of listening steeped in desire, in ache, in the shimmer of endurance. Each vibration becomes an offering to persistence, a slow hymn of survival and care. To listen within this current is to approach the unseen, to feel the Earth trembling beneath, to re-member what the river refuses to forget. It is to find peace in asymptotic encounter—where arrival is forever elusive, and yet this elusiveness becomes its own kind of knowing, another coordinate on the vibrational itinerary.

Nyami Nyami flows through time, humming beneath our breath, reminding us that the earth, too, listens—that it speaks in endless vibration. And if we attune ourselves to its frequencies, we might yet learn to listen with the plural life-forms around us, to sense alongside the many biomes that breathe and dream within our shared becoming.

Masimba Hwati (he/him) is a multi-disciplinary artist and researcher based in Harare and Vienna.

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