A fast drive that speedily moves files between devices is always a great thing to have on hand, especially for sensitive documents and images that you might not want shared via the cloud. Our favorite for this sort of thing is the SK Hynix Tube T31, and right now the 1TB version is on sale for $70 on Amazon. That’s back down to the best price it’s ever been, almost half off its retail price. When we reviewed the SK Hynix Tube T31 earlier this year, we gave it an outstanding 4.5-out-of-5-stars rating as well as our Editors’ Choice award. Our review expert appreciated this tiny SSD’s ultra-fast …