While the bulk of the buzz about HTML5 still seems to be focused on the video tag, there are plenty of other awesome developments cropping up. Things like drag-and-drop attachments in GMail and all those crazy Internet Explorer 9 Test Drive samples. Then there's the work of developer Joe Huckaby . Joe has taken images created by graphic artist Mark Ferrari to produce some incredibly cool, animated retro gaming images using HTML 5's canvas element to reproduce an effect called color cycling . While the demos themselves are impressive, equally as impressive is the fact that they work extremely well on darn near any HTML5-compatible browser -- including mobile Safari. Beginning HTML5 and CSS3: Next Generation Web Standards You can view Joe's demos on this page -- my favorite is the one above, Water City Gates.