I took the “desk hole filler” (naming things is obviously not my forté) and tinkered with it a little to create a hole for a USB extension cable. You can grab the upgraded design on Tinkercad. Here’s what it looks like in my desk (I’ve since corrected the type-the-wrong-way; you’d think if anyone could get that right it would be me, but I have a limited brain for 3D transformations):
