If you can't copy files that are bigger than 2 or 4 GB, usually HD movies and such, on to your USB key, it's usually due to the file system the USB key is formatted to.
Today Facebook finally unwrapped the Facebook Home for Android phones mystery. It's quite interesting and potentially Facebook won't even need its own device. Check it out.
Without too much fuss, Apple released a new version of its OS X operating systems for Mac computers. The great thing about it is, that it's completely free for the existing Mac OS X users.