> The main factors behind dropping out are a complete mystery - team composition, relationships, lucky deals with investors, hitting your marketing in at the sa

> The main factors behind dropping out are a complete mystery - team composition, relationships, lucky deals with investors, hitting your marketing in at the same time some other big player pulls out or pitches in - the list is endless and impossible to even fully understand. What? There are some things beyond your control, but work with smart people on a problem people are willing to pay for on the leading edge of the current wave of technology. Dozens of good and bad things happen randomly--take advantage or weather the storms. Don't fuck up any of the obvious things, and work hard. Do this and you'll get paid. Now, there's a whole other class of startup where you're betting that in six months, you'll have figured out the magic viral fairy dust that makes 200 million people want to visit your site before the money runs out. You might need some luck.