Hey, here is the thing. Nobody ever said that getting rich is easy. There is no way to get rich without hard work, commitment and sacrifice. Yes, you can do lottery mining but buying bitcoin would be reliable, even though it will take too much time to make the profits you desire.
he could do both.
buy 0.01 btc which is around $400
rent 0.001 btc at nice hash point it to cksolo pool
if it loses he has 0.009btc
a month later
buy 0.01 btc
rent 0.001 btc at nice hash coin it to cksolo pool
if it loses he has 0.009+0.009= 0.018 btc
if he does this for a year he has
12 x 0.009 = 0.108 btc if all the rentals lose.