One Weird Motherboard and its Three Friends

A while ago I picked up a very interesting looking motherboard. I had never seen something with its configuration. It has many USB ports - some of which are pointing up from the board, two ethernet ports, and its form factor was pretty small. The most interesting part of the board: it has no labeling. What is this thing?

Making a Smart Speaker - Part 5

Calvin is coming together. The software is moving along slowly, but I think it's time to assemble Calvin so there's only a single cable coming from him. The power cable. Everything else is optional, the way smart speakers should be. We'll add neato features like lights and working in its own microphone. Let's get to it!