I took a chance a couple of years ago and got a 500GB dual USB-A/C flash drive with the brand name "Thalar" from Amazon. It's not fast, but it has been utterly

I took a chance a couple of years ago and got a 500GB dual USB-A/C flash drive with the brand name "Thalar" from Amazon. It's not fast, but it has been utterly reliable. But you never know -- some brands just seem fishier than others.