Building Echoes of Eternity at Le Grand Rex

The night before the show, we stood alone inside Le Grand Rex.

An empty theater. Thousands of seats. Silence.

The stage was still unfinished. Technicians moved through the darkness adjusting cables, visuals, lights, instruments, sensors. Somewhere backstage, pianos were being tuned while brainwave scanners were tested for the first time inside the theater.

The next day, everything would become alive.

Echoes of Eternity began with a question that fascinated us:
What would emotion look like if we could see it?

At the intersection of music, neuroscience, immersive visuals, and scenography, we worked to transform a pianist’s brainwaves into living visual landscapes in real time.

But behind the technology, what stayed with me most was something deeply human.

The uncertainty.
The experimentation.
The invisible trust between artists, developers, musicians, technicians, and creatives trying to build something none of us had fully seen before.

There were moments where things failed.
Moments where systems needed to be rebuilt.
Moments where exhaustion took over.

And yet, little by little, the experience began to breathe.

Watching thoughts become light felt strangely emotional, almost like witnessing something invisible suddenly becoming physical.

When the audience finally entered the theater, the project no longer belonged only to us. The space transformed into a shared emotional experience between sound, visuals, technology, and human perception.

Projects like this remind me that immersive experiences are never created alone.

They are built through collaboration, experimentation, intuition, and trust between people from completely different worlds coming together to create something larger than themselves.

Perhaps that is what makes them feel alive.

— Miroslava Arangutia

Translating emotion, music, and brainwaves into visual poetry.