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The Ultimate Musical Marathon: John Cage’s 639-Year Organ Performance

In a quiet church in Halberstadt, Germany, something absolutely extraordinary is happening right now. The Burchardi church in Halberstadt in 2001 began a performance that is due to end in 2640, making it the longest running non-computerized piece currently being performed. This is John Cage’s “Organ²/ASLSP” – a piece that literally takes its title from the instruction “As Slow as Possible.”
The most recent note was played on February 5, 2024, and the next note will be played on August 5, 2026. Just imagine walking into this church and knowing that the chord you’re hearing won’t change for over two years! The performance uses sandbags to depress the organ’s pedals to maintain the notes, creating an almost alien soundscape that exists beyond human timescales.
The Thousand-Year Musical Mystery: Longplayer’s Infinite Loop

If 639 years sounds crazy, wait until you hear about Longplayer. Longplayer is a one thousand year long musical composition that began playing at midnight on the 31st of December 1999, and will continue to play without repetition until the last moment of 2999, at which point it will complete its cycle and begin again. Created by British composer Jem Finer, this piece uses Tibetan singing bowls and complex algorithms to ensure no combination repeats for exactly 1,000 years.
Longplayer can be heard in the lighthouse at Trinity Buoy Wharf, London, where it has been playing since it began. The most mind-bending part? The composition results from the application of simple and precise rules to six short pieces of music – six sections from these pieces are playing simultaneously at all times, and Longplayer chooses and combines these sections in such a way that no combination is repeated until exactly one thousand years has passed.
The Carnatic Marathon: 501 Hours of Continuous Rhythm

While we couldn’t find specific details about the 1,440-hour Indian temple concert mentioned in the prompt, we did discover something equally remarkable. Dr. Kuzhalmannam G Ramakrishnan performed a “Rhythm Therapy” – a 501 hours (21 days) nonstop performance at Nandavanam hospital, Ottapalam to experiment the effect of Rhythm as an alternative therapy, creating entry to Guinness World Records in two categories – Long Solo Concert and Hand Drum Marathon.
This wasn’t just about breaking records – it was about exploring music as healing. The Guinness world record for Rhythm Therapy was a 501 hours (21 days) nonstop performance to experiment the effect of Rhythm as an alternative therapy. Can you even imagine the mental and physical endurance required to maintain musical performance for three weeks straight?
The Hypnotic Piano Loop: Satie’s Vexations

Erik Satie’s “Vexations” might be the most psychologically challenging piece on our list. In 1893 in his work Vexations, Erik Satie wrote the following instruction: “In order to play this motif 840 times in succession, it would be advisable to prepare oneself beforehand, in the deepest silence, through serious immobility.” According to Satie’s instructions, a small score became a 28 hour piano performance, testing the physical and psychological limits of the interpreter and, even inducing trance states during the performance.
The piece is only about 80 seconds long, but Satie suggested it be repeated 840 times. Scientists have actually studied what happens to pianists during these marathon performances. EEG recordings of an expert pianist playing Erik Satie’s ‘Vexations’ for a continuous period of 28 hours were used to explore the changes in electrocortical activity during a state of trance – the pianist experienced different states of consciousness throughout the performance ranging from alertness to trance and drowsiness.
The Rock Endurance Test: 15 Days of Continuous Music

Rock music and marathon performances might seem like strange bedfellows, but Hungarian band Irie Maffia proved it could be done. They performed for 15 straight days in Budapest in 2011, setting a Guinness World Record for the longest continuous rock concert. The logistics alone must have been staggering – band members taking shifts, maintaining equipment, and keeping the energy up for 360 hours straight.
This wasn’t just about stamina; it was about redefining what a concert could be. Traditional rock concerts are built on explosive energy and crowd interaction, but how do you maintain that intensity when your performance stretches beyond human attention spans? The band had to completely reimagine their approach to live music.
The Physical Toll: What Happens to Your Body During Ultra-Long Performances

Let’s talk about the elephant in the room – what do these extreme performances actually do to the human body? Despite mental stress and physical strains, one pianist kept tempo and motor performance relatively stable during a 28-hour performance, reporting having experienced a 5-hour state of trance, in addition to a feeling of slowing down and that of lengthened time.
The psychological effects are equally fascinating. During trance, brain activity decreased bilaterally towards the delta-band and shifted slightly towards the left parietal electrode. Musicians literally enter altered states of consciousness during these extreme performances. It’s like musical meditation taken to an almost dangerous extreme.
The Technology Behind Eternal Music
How do you actually make music last for centuries? The answer involves both cutting-edge technology and ancient simplicity. The bellows provide a constant supply of air to keep the pipes playing in the Halberstadt organ performance, while Longplayer can be heard via a stream on Icecast.
The most impressive part is the backup planning. An important stage in the development of Longplayer was the establishment of the Longplayer Trust, a lineage of present and future custodians invested with the responsibility to research and implement strategies for Longplayer’s survival, to ask questions as to how it might keep playing, and to seek solutions for an unknown future. These aren’t just concerts – they’re long-term cultural preservation projects.
The Audience Experience: How Do You Listen to Infinite Music?

Here’s what nobody talks about – how do you actually experience these concerts as a listener? Longplayer could be heard in the relaxation zone of the Millennium Dome in London during its year of opening in 2000, and is also played in the 19th century lighthouse at Trinity Buoy Wharf and other public listening posts in the United Kingdom.
The listening experience becomes less about entertainment and more about meditation or contemplation. While Longplayer is most often described as a 1000 year long musical composition, the preoccupations that led to its conception were not of a musical nature; they concerned time, as it is experienced from the perspectives of philosophy, physics and cosmology – at extremes of scale, time has always appeared baffling.
The Cultural Impact: When Music Becomes Art Installation

These extreme concerts blur the line between music and conceptual art. While it found form as a musical composition, Longplayer can also be understood as a living, 1000-year-long process – an artificial life form programmed to seek its own survival strategies. More than a piece of music, Longplayer is a social organism, depending on people – and the communication between people – for its continuation.
The Halberstadt performance has become a pilgrimage site for avant-garde music enthusiasts. The city donated an abandoned 11th century convent for the performance, and on September 5, 2001, what would have been Cage’s 89th birthday, the performance began. People travel from around the world to witness chord changes that happen every few years.
The Economics of Infinity: How Do You Fund a 1000-Year Concert?
Running a concert for centuries raises some unique financial challenges. Until August 2021 the Foundation sold plaques commemorating the years through 2640 to fund the performance. The Halberstadt project has had to get creative with fundraising, essentially selling sponsorship of individual years in the performance.
The ongoing costs are staggering – maintaining instruments, keeping facilities running, and ensuring institutional continuity across generations. When one or more paintings are acquired, the payment of 639 EUR (the amount corresponds to the performance period of the John Cage Organ Art Project) directly benefits the foundation’s goal. They’ve created an entirely new model for arts funding based on extreme duration.
The Future of Long-Duration Performance
What do these extreme concerts tell us about the future of music? Longplayer is a concept where the way it can be experienced by contemporary audiences must perpetually shift with the times – its original form was a computer programme, but future speculative formats include mechanical machines designed to play the work if the computers ever become obsolete.
We’re witnessing the birth of post-human music – compositions that exist beyond individual human lifespans and challenge our fundamental assumptions about what music can be. Longplayer can be understood as a living, 1000-year-long process – an artificial life form programmed to seek its own survival strategies. More than a piece of music, Longplayer is a social organism, depending on people – and the communication between people – for its continuation.
The Question of Survival: Will These Concerts Actually Finish?
The most fascinating question hanging over all these projects is whether they’ll actually reach their intended endpoints. The new question is: will the final note really sound in the year 2639? The Halberstadt performance faces the same uncertainties as any long-term cultural project – wars, natural disasters, economic collapse, or simply changing priorities.
But maybe that’s the point. This crazy and innovative project is a world first that provokes considerations of the triangle of space, sound and time and offers a glimpse of infinity. These concerts aren’t just about music – they’re about human ambition, faith in the future, and our desperate desire to create something lasting in a world of constant change.
Conclusion: The Ultimate Test of Human Endurance

So, would you last through any of these concerts? The answer probably depends on what you’re looking for. These aren’t concerts in any traditional sense – they’re meditative experiences, artistic statements, and tests of human patience all rolled into one. They force us to confront our relationship with time, attention, and the very nature of musical experience.
The most remarkable thing about these extreme performances isn’t their length – it’s their ambition. In an age of shortened attention spans and instant gratification, these projects represent a radical commitment to slowness, patience, and the long view. They’re not just concerts; they’re acts of faith in the future of human culture.
What would you choose – a few minutes of the 639-year organ performance, or would you brave the full 28 hours of Satie’s mind-bending repetition?

Besides founding Festivaltopia, Luca is the co founder of trib, an art and fashion collectiv you find on several regional events and online. Also he is part of the management board at HORiZONTE, a group travel provider in Germany.

