Or if someone finds a fast algorithm 
dublinpilot wrote:
That’s only true to a certain extent. Most companies have an inherent value. Yes the value ascribed to them on the stock market, which exceeds their inherent value could also be viewed as a pyramid scheme. But they do have an inherent value which is real.
Certainly companies have an inherent value (if not, they would be bankrupt). But the stock value is virtually always much higher.
Who benefits from bitcoin calculations? They must have some use to some third party, surely. Otherwise it’s a con, like investing in new "collectibles’. (Old collectables are more likely to keep value.)
