I've had issues with Chromes tab animations in the past. Particularly when dragging a tab from one window to another I've been left with a hole that didn't clos

I've had issues with Chromes tab animations in the past. Particularly when dragging a tab from one window to another I've been left with a hole that didn't close up. Invisible tab syndrome. This blog post demonstrates Mozilla are putting in some decent QA, so I'll give them the benefit of the doubt.