Any number of reasons. Institutional buying, C-Cex dumping, FUDers FUDing. You'll also notice that every bear move is met by a bull run stampede indicating market strength. There was a dip today down to $0.1161. Bought as much as I could afford. Immediately rebounded to $0.17 and settled out. 50 BTC worth in literally 30 minutes time. For anyone smart enough to recognize what was happening, we were essentially given a gift. It's a gift that will keep on giving.