What do you expect up to 2140 when the last Bitcoin is expected? You must be naive to think Bitcoin last that long.
We would be having lightspeed transistors and the new currency is Time.
I doubt it.. We still burn fossil fuels due to Market Control / Capitalism... I think it's going to be a much slower roll-out than that.
Remember what happened 100 years ago when Tesla wanted to give everyone Free electricity? - Westinghouse dropped his funding because he couldn't work out a way to make money off it...