- Linus Torvalds, creator of Linux, does not believe in cryptocurrencies, calling them a vehicle for scams and a Ponzi scheme.
- Torvalds was once rumored to be Bitcoin creator Satoshi Nakamoto, but he clarified it was a joke and denied owning a Bitcoin fortune.
- Torvalds also dismissed the idea of technological singularity as a bedtime story for children, saying continuous exponential growth does not make sense.
No clue how long scams usually last, but famous ones easily last multiple decades, though funny how unclear if is when the scam started:
https://en.wikipedia.org/wiki/Madoff_investment_scandal?wprov=sfla1
Madoff was hidden. Bitcoin is out in the open.
I think “bubble” could be a better description. Bitcoins bubble pops regularly every 4 years.