Earlier quoted context omitted.
> Most of these ideas fold because travel is very cold market for an investor and most dont want to invest. This isn't true. For example, AirBnB has plenty of funding. Investors as the constraint currently happens for capital-intensive opportunities, like nuclear fusion. There's plenty of investors for software as a service. There are lots of other reasons why there aren't more "apps for x." The main barrier for any…
The killer feature that AirBnB cracked was scaling. Travel advice inherently doesn't scale -- you saw it with Frommers et al. pre-web. High investment to develop content, constant need to update, and your success cannibalizes your own business. The sorts of people who want travel advice are typically not the sort who want 1,000 other jackass Americans (said as a travelling American) showing up at "that tiny gem of a…
And with Ruby on Rails that's nothing short of high magic.