Slam Dunk Startups?
mikeindustries.com
mikeindustries.com
For example, I believe that the genius of youtube lay not so much in providing a site to upload and watch video, but instead in their decision to let people embed their videos freely on any other site. This led to explosive growth in their name recognition as users saw youtube videos pop up everywhere on the net. Think about it this way: they basically got to promote their website on almost every blog in existence. While this may seem like an obviously good idea in hindsight, this was not the conventional wisdom at that time as they were essentially giving up a lot of page views.
from idea to $400MM acquisition by Microsoft in 18 months.
edit: archive.org confirms it. You've got to be kidding me if you think those sites are remotely similar except for one tiny feature.
http://web.archive.org/web/20010202080600/http://amihot.com/
And you've got to admit that the basic idea alone totally carried the hotornot site.
So yeah, sure if you can go to market with a great product, launch first, and gain market sure, good for you. If someone else comes by and usurp your position, well... that's just business.
Once they got traction, a tough space to crack for a decade. Sellers didn't want to go anywhere else because the buyers were there. Buyers didn't want to go anywhere else because the sellers were there. Hard to mess up without monumental screw-ups (but stand by, they are sure to come...)