SD Express 7.0 cards can transfer data faster than their predecessors, thanks to a new interface. Here’s what you need to know about what changed and how that affects performance.   Terminology SD Express 7.0 covers two different but connected concepts, so to...

In terms of tech success stories, the triumph of the USB, or Universal Serial Bus, has to rank up there among the best of them. And it’s easy to forget that when the USB interface first became a thing in the mid-1990s, the change was a pretty big deal. Gone were...