Sort:  

What do you feel are these problems?

Economics, complexity, consensus, graphene.

At least participating in Steem doesn't requires a big mining rig.

Sure but you forfeit some control for that.

You don't have to use a mining rig to be a user of Bitcoin.

Not really sure your point.

Coin Marketplace

STEEM 0.22
TRX 0.24
JST 0.038
BTC 94692.02
ETH 3236.92
USDT 1.00
SBD 3.29