On: Buttons with built-in loading indicators

[ericjust]

We did something similar on one of our office hack days.

http://waitable.adstruc.com/

https://github.com/ADstruc/waitable

We built a generic jQuery plugin which binds to jQuery promises, taking care of the waiting state and double-submit issues while firing off Ajax requests.

[tvon → ericjust]

I like your implementation. The demos in TFA all seem like pretty bad UX to me.