What keeps you away from starting startups? 
tocomment: A. I just can't shake the idea that the market for mainstream web apps is saturated.B. I can't find any ideas for niche markets because I'm not involved in any niches except for programming and anything for programmers is definitely a saturated market.C. Cofounders I've come across have always flaked out. Granted I may have too but I think if just one of us had been persistent it would have been enough.D. Don't want to spend my savings.E. I think that's it.