Earlier quoted context omitted.
> The transition to crypto currencies is happening faster than ever Except I have yet to see any convincing indicators that crypto currency is actually being used for day to day transactions. Everything I see suggests people are hoping it's the next gold rush and they'll strike it rich based on timing alone. (Which is not to say I don't sometimes think about how back in 2011 I toyed with the idea of buying 1000 bitco…
How did people buy bitcoins back in 2011? Did you have to send a check to the seller?
Some miners dabbled with FPGAs in 2012-2013, but the difficulty adjustment wasn't hit hard until ASICs started being used in 2013. Since then it's only been profitable to use the latest few generations of ASICs.