Logitech's folding mouse may fit in your pocket or backpack, but it won't offer the perfect PC controls we hoped for.

There are a lot of gadgets we think of as “everyday carry” (EDC) gear—phones, first and foremost, but also laptops, headphones, and battery packs, to name a few. But while a lot of us routinely carry ...

You can easily slip it into a pocket thanks to a folding design reminiscent of clamshell cellphones. You can easily slip it into a pocket thanks to a folding design reminiscent of clamshell cellphones ...