Well, that is only enough money for a single programmer to work 9-5 for somewhere between 6-12 months.
But you can't ask for $50k, then get frustrated that's almost how much you get? You're just setting yourself up for disappointment.
The unfortunate thing about game development Kickstarters is that the worst thing that can happen is that you make exactly your goal.
If you ask for $5000. Chances are you're going to get closer to that, than $50,000. If you ask for $500,000. Chances are you're going to get higher than the $5,000.
Plenty of people have gone for the big dollars. http://www.kickstarter.com/projects/obsidian/project-eternit... Granted it's Obsidian, but people still blew it out the water.