Ya joking?
A scripting system inside a scripting system. Hacks on hacks on hacks will lead to a messier protocol than FTP is now.
Well, it seems good at first glance. But fast-tracking this into the block-chain is probably not a wise idea. There's no rush so it might be prudent to think of this as something for 2 years time or later. Bitcoin is not exploding tomorrow, so there's no big loss from holding off on momentous changes like these.
https://en.bitcoin.it/wiki/BIP_0001That's a good place to start. Re-enabling parts of the old scripting system in a controlled manner is a good idea. Adding new operations- not so much *right* now.