The difference being instead of hours (or even days), programming contest submissions can take weeks or even months (and in some extreme cases - years) of work.
> The difference being instead of hours (or even days), programming contest submissions can take weeks or even months (and in some extreme cases - years) of work.
You don't think the time spent on entries simply reflects the prize money involved? How much time would groups be putting into Netflix's contest if it was for a $250 prize?
Also notice how both Google and Netflix pay contestants along the way (Google giving $25,000 to fifty groups for completing the first phase, Netflix giving $50,000 each year to the group that makes the best improvement).
Those contests are legitimate contests. They are truly seeking creative and valuable entries. And they reward the winners with millions of dollars.
The "contests" at 99designs are just regular contract work where companies are trying to get as much labor for as little as possible.
Try inserting another profession into your sentence and see if it still sounds reasonable.