Internet Explorer 9 may get a beta release with a heavy HTML5 emphasis at Microsoft's MIX 2010 developer conference in mid-March, according to escaped details. Hinting that IE9 will have comprehensive support for HTML5 is a scheduled briefing at MIX 2010 titled "HTML5 Now: The Future of Web Markup Today." Opera Softwareís Molly Holzschlag will present the party and has said to expect Microsoft to bring browser storage and other HTML5 features.