I wasn't going to reply because this conversation will likely no longer go in a positive or productive direction, but I'm quite peeved and decided to allow myself the gratification of issuing corrections.
you’re saying a buzz word without understanding the trade offs in designs
I understand quite well, and I resent you for not only assuming me to be an uninformed commentator, but for also having the audacity to state it as if it were fact.
POW doesn’t have to imply higher energy cost for more transactions
But it does imply it for every major coin on the market today, and said coin owners seem quite content with how things are, Only the fooled are interested in investing in another new block chain, which will likely turn into a scam as soon as someone realises the money they can steal.
What the world could be is not a rebuttal to its current state. Further it's quite disingenuous to tell people problems aren't problems because of what could be.