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Who is Bryan Johnson, the billionaire known for anti-ageing experiments and plans to live until 2140 to see Bitcoin's last halving?
Global Desk | May 29, 2025 5:22 AM CST

Synopsis

Bryan Johnson, a biotech entrepreneur, aims to live until 2140 to witness the final Bitcoin halving. He highlights the shared characteristic of value fluctuation between himself and Bitcoin. Johnson spends significantly on regenerative techniques to extend his lifespan, expressing his desire for others to also be present for this future event.

Billionaire biotech entrepreneur Bryan Johnson has revealed a bold plan to be alive for more than a century from now, as he intends to witness the final Bitcoin halving in the year 2140, as per a report.


Bryan Johnson Wants to Witness Bitcoin’s Final Halving

The American entrepreneur and venture capitalist, recently wrote in a social media post on X (formerly Twitter) that, "Last Bitcoin halving is in 2140. I'm gonna be here for that — and make sure you are too," quoted The Street. His post was accompanied with a promotional poster for a conference where he is scheduled to speak from May 27 to May 29 in Las Vegas, as per the report.


What Is Bitcoin Halving and Why Does Year 2140 Matter?

According to The Street report, Bitcoin halving is a regular feature of the code in cryptocurrencies as almost every four years, the miner's reward for mining new Bitcoins is halved. This process reduces the total amount of Bitcoins mined over time, as per the report.

It is projected that the last bitcoin will be mined sometime in the year 2140, and at that time, the Bitcoin release will stop, and "the total number will reach a hard cap of 21 million", reported The Street.


What Do We Have in Common With Bitcoin?

Johnson, who spends millions each year to change his biological age using experimental regenerative techniques, wrote another post on X, saying, "Bitcoin, we have a lot in common...number go up, number go down" adding, "last bitcoin halving in 2140, we all want to be around for this, don't miss out," as per his X post on May 29. He highlighted in his post that, "1 BTC = 1 BTC, 1 YEAR = 0.5 MONTHS."


FAQs

What did Bryan Johnson say about Bitcoin?
He said he plans to be alive in 2140 to witness the last Bitcoin halving and wants others to be there too.

Why is 2140 important for Bitcoin?
That’s the year when the final Bitcoin is expected to be mined, hitting its 21 million cap.


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