The specifications for HTML5 and Canvas 2D are now feature complete, the World Web Consortium has said today. The news means that the platform is now no longer a “moving target”, ...

IF we're going to split out the 2D API -- and I'm not really sure if at this point that's something we should do, frankly -- then I would much rather we do it based on the text in the HTML5 spec ...

Previously offered in beta, the update officially introduces GPU-accelerated Canvas 2D (an HTML5 element) on "capable" Windows and Mac systems, but there's no mention of support for Linux.

HTML5 And Canvas 2D Specs Are Now Feature Complete, First HTML 5.1 Working Draft Published. Frederic Lardinois. 8:42 AM PST · December 17, 2012.