Free Mac app WhatCable tells you what each of your USB-C cables can really do

We’ve talked on a number of occasions about the problem with USB-C cables: namely, they all look alike but can have very different capabilities . Google addressed this issue in Chrome OS several years ago, and we suggested at the time that Apple should copy it . That hasn’t yet happened, but there’s now a free Mac app, WhatCable, to turn your Mac into a hardware cable tester …