As time goes on Steem will continue to grow, but it will be aggregated to the top 20% of its users. not everyone will get 20$hr. also, you can only get 1% out a week. if a new user gets 10 steem he has to get 10 times that to withdrew, that's 1steem a week at current rate it's 3.50$ that's not a living wage.
with your steempower
23,891.387 STEEM you get 229 steem a week @ 3.5 = ~800$ a week