It was teased in 2011. Yes, it was in 2011 (not a typo) when Microsoft unveiled the first preview version of IE 10 for Windows 7. The second preview also can run on Windows 7.
But after that, IE 10 has been for Windows 8 only. Apparently, Microsoft attempted to use this IE 10 as a teaser for Windows 8 upgrading. It seems the attempt failed: instead of upgrading to Windows 8 to get IE 10, most users chose Chrome or Firefox.
Developers also accused Microsoft actually was holding back internet, because IE 10 supports more web standards. Yes, IE 10 finally has “60% increase in supported modern web standards”. This 60% increase is compared with IE 9. To be precise, this 60% means 30 new web standards. So, many or most web standards are still NOT supported in IE 10. Microsoft style!
Compared with IE 9, … Read the rest