This seems to be still happening on a number of systems, even in the final release:
[Desktops] 200910-4493 201004-5592 201005-5775 201004-5597 201011-6865 201005-5771 201010-6632 200910-4293 200908-3578 201011-6700 201008-6444
[Laptops] 201003-5427 201004-5575 201010-6645 201003-5428 201004-5572 201004-5578
(This is not an exhaustive list, there are more)
This seems to be still happening on a number of systems, even in the final release:
[Desktops]
200910-4493
201004-5592
201005-5775
201004-5597
201011-6865
201005-5771
201010-6632
200910-4293
200908-3578
201011-6700
201008-6444
[Laptops]
201003-5427
201004-5575
201010-6645
201003-5428
201004-5572
201004-5578
(This is not an exhaustive list, there are more)