Canvas v5 API

Ian Hickson thread from March 28th introducing changes:
http://lists.whatwg.org/htdig.cgi/whatwg-whatwg.org/2012-March/035239.html

Spec:
http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html

Responses should be cross posted to whatwg@whatwg.org.

IMHO: Major items of interest to games:
Ability to disable image smoothing a.k.a. Nearest neighbor pixel sampling
http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html#dom-context-2d-imagesmoothingenabled

Retained and reusable Path objects
http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html#path-objects

Hit testing
http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html#hit-regions
and ability to define what cursor should appear over regions.

Transforms on patterns
http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html#dom-canvaspattern-settransform