My Virtualbox images from modern.ie have been sitting around collecting dust ever since I started using Browserstack. You can even use it to test HTML5 audio.

My Virtualbox images from modern.ie have been sitting around collecting dust ever since I started using Browserstack. You can even use it to test HTML5 audio. Haven't tried it yet, but I hear you can also use Browserstack for Selenium tests (https://www.browserstack.com/automate/php https://www.browserstack.com/automate/php).