I’ve already finished my holiday shopping this year. Please hold your applause till the end of this gift guide. Truthfully, I’m usually not this efficient. But with online shopping skills honed by 18 months of semi-confinement, I quickly checked everyone off my list before shops had even swapped out their Halloween merchandise for Christmas stuff. It helped that I mostly side-stepped those pesky supply chain issues by buying friends and family used books, second-hand gadgets, and local products. So, if you’re still looking for gifts—and the prospect of long lines…