@evan@cosocial.ca 100% agreed on the heavy(-ier) lift that is AP development.
However that's how standalone apps have always been developed, and there is a reason why.
When you rely on someone else's tech, then when they sunset the tech or it otherwise becomes unfavourable, you're fucked (pardon my french)
I've seen entire businesses jump head first into building "Facebook apps" after Farmville exploded. None of them are around now and Zynga is currently worth $8 on the NASDAQ.