Wow this is a really detailed and thorough presentation. I think web hooks really are the next step in the progression of the web. Feeds and most APIs are very

Wow this is a really detailed and thorough presentation. I think web hooks really are the next step in the progression of the web. Feeds and most APIs are very "one-way," once web resources are actually able to initiate exchanges/transactions, we are undoubtedly going to start seeing some really exciting stuff.