Google forked because of Apple's agenda of ramming everything but the kitchen sink into WebKit, to the detriment of everyone else. By making the boundaries betw

Google forked because of Apple's agenda of ramming everything but the kitchen sink into WebKit, to the detriment of everyone else. By making the boundaries between the various parts of a browser engine -- scripting engine, layout engine, window control -- more explicit, one can more easily experiment with one part without it being a house of cards.