One of the coolest features of the Samsung Galaxy Note series is how you can take out the S Pen stylus and just scribble on the lock screen of the phone, even without unlocking it. Well, you can do ...

The iPad has replaced many things — it’s a TV, it’s a games console, it’s a book, it’s a (huge) camera, and it’s even a typewriter. But until recently, it hasn’t made a very good alternative to paper.