Don't you think that building something solely because it excites you is what causes startups to fail? I'm not sure customers really care about our motivation.

Don't you think that building something solely because it excites you is what causes startups to fail? I'm not sure customers really care about our motivation. That's the ultimate test: do enough customers buy the product to make it profitable? I was trying to think of a few product flops that might relate to this: Consumer example: New Coke Small app example: Backpack (by 37signals) Venture funded example: Color Big app example: Google Wave