Headset / Headphones Holder mountable by screw, glue/tape and on pegboards

I wanted something convenient, small and flexible to use around the house in various spots to hang things that I have to occasionally charge or that have a cable dangling from them. I took a look at my old design and did something different this time. It holds the weight of a modest pair of headphones when using a PowerStrip on a smooth surface, takes a 4x20 screw when affixed to a desk or cupboard or can be used in the "peg" variant on an IKEA peg board.

To use a screw, break out the suppor