I looked it up prior to my post, and at least the T450 has an accelerometer that's separate from the disk. agumonkey pointed out that noone has reversed the Win

I looked it up prior to my post, and at least the T450 has an accelerometer that's separate from the disk. agumonkey pointed out that noone has reversed the Windows driver yet, though, so no Linux support (and certainly no GRUB2 support :>)