The upcoming BlackBerry OS just keeps getting better and better as HTML5 browser tests show that BlackBerry 10 is ahead of all the others. The test shows BlackBerry 10 with a score of 447, that’s 78 more than #1 Opera Mobile. This might be a huge deal for developers who are looking to build HTLM5 content to be viewed on mobile browser. So far BlackBerry 10 looks promising, we can’t wait to get our hands on it! What do you guys think? Check out the results here.