Is It Possible to Build a Web Application on a Public Document?

It was like when the io s alf store launched, and you needed, they were only like three places where you ra no i os, halfs a. craig was one of the people who basically cracked open the eye, phoned figured out how toa reverse engieer of the API surface. And he wrote twitterific as a jail broken ap. So then he was sort ofready, cussi, when they released the s d k. They just had to rebuild it on public document at a p is. That's as what would be the equivalent to day? I mean, i guess that's the billion dollar question.