We will begin auto updating Windows 7 customers to IE10 in the weeks ahead, starting today with customers running the IE10 Release Preview. With this final release, IE10 brings the same leading standards support, with improved performance, security, privacy, reliability that consumers enjoy on Windows 8, to Windows 7 customers.
20% faster for real world Web sites
They've also made available the IE10 Guide for Developers about the full set of new Web standards supported in IE10. Sounds like exciting days ahead in web development and a sigh of relief to long awaited functionality from the "Web Developer's Nightmare Browser". I would say that the development would appreciate for the next release that Microsoft focus on making the web development tools that come with the product, a little bit more attractive to use.