qqp question1: I ejected my USB 3.0 external drive 'unsafely' many times, yet I've never lost any data. Why is that? question2: Will a 16 GB USB 3.0 pen drive give me better speed than a USB 2.0 pen drive in a USB 2.0 port? Which is the fastest USB 2.0 16 GB pen drive in the market?