I don't think there is any public facing docs unfortunately. . .
There is a resize (and a bunch of other apis) in Yahoo!'s version that hasn't ever made it to spec mainly b/c we haven't got around to doing it which would address this issue. There are additional requirements for certain parts of those apis to prevent abuse, but they are pretty well thought out. . . . we just need to get around to writing the spec
The layer API is not part of the Standard SafeFrame API (yet, that's coming). The...
The throttling can't really be much faster than 500 to 750ms depending on browser...
It's legacy from when we first started and getBoundingClientRect was not available...
There shouldn't be any other pitfalls. The reference implementation works for IE8...
Yep that's right. It's a one to one state. It's shouldn't be too much of a show stopper...
yeah I know what this is. . . we have a fix incoming for it. . .