Valid question.. Enough might seem like a $100 a post but when you make a $100 and you want to commit to Steemit, as you see more money to be made here then with your 9-5 job, then $100 a post might not be enough.
I get you point @neoxian and we should support newbies and people trying hard to grow but you never now what the exact situation is. Maybe @kingscrown invested thousands of dollars in his account and wants a decent ROI and paycheck. As you can see below he also upvotes a lot of other people.