You've just gotta account for Internet Explorer, all the respectable browsers will have HTML5 support by 2012, while IE will trail behind and have support aroun

You've just gotta account for Internet Explorer, all the respectable browsers will have HTML5 support by 2012, while IE will trail behind and have support around 2022, along with all the changes they think is necessary. "Microsoft HTML™" Maybe IE will be dead by then......hopefully....