No, 3M Command Adhesive is very different than the poster tacking stuff. Command actually is designed to be removed cleanly from both surfaces when pulled away by its mounting tab and is pretty cool.

Mounting your hardware . Even basic networking gear gets messy real quick, ... Most of the boxes you see in the video above are adhered to the board via rolls of Velcro tape.

This includes mounting it to the bottom of the desk with Velcro. With a few strips of industrial strength Velcro you can mount the hard drive underneath the desk so it's not an eyesore but still ...