secretly reveals... Ehh... oxymoron if I ever hear one.
At least they use WebKit so as to not create even further browser incompatibilities. Why they don't use Sawfish* or whatever Safari's new JS engine is called... I have no clue. At least it's coming from Google so it should be standards-compliant.
* I know sawfish is a Window Manager for X, so the JS thing probably has a different name.