Microsoft reportedly won't let Dell build a tablet for Windows RT launch

. It's no secret that Microsoft is being much more careful than usual when it comes to which vendors it will let make tablets based on its Windows RT operating system for its initial Windows 8 launch this fall. And according to Unwired View, only four of Microsoft's (MSFT) original equipment manufacturers have been given the green light to make Windows RT tablets so far: Asus (2357), Toshiba (6502), Samsung (005930) and Lenovo.

Boy Genius Report , Microsoft reportedly won't let Dell build a tablet for Windows RT launch, Microsoft reportedly won't let Dell build a tablet for Windows RT launch