Earlier Windows versions had EFS (Encrypting File System), which was a bit infamous for eating user data in the hands of inexperienced users. The reason is that EFS is tied to the Windows user ...
I have a Samsung Slate 7 tablet with (now) Windows 8 on it. This machine has a 64 Gb SSD and I have a 64 Gb MicroSD card in it. I also have a Skydrive on my main Microsoft ID that contains about 45 Gb ...