This is true, and it’s along the same lines we’ve seen before with a WiFi dongle in a mouse, or the thumbdrive in a controller hacks. To be truly hidden we’d like to see someone incorporate ...
but the USB-C dongle works well and can be plugged in without worrying if it's right side up. I like to use both wired and wireless modes as it suits me, so I prefer having the cable and mouse set ...