Before: Picture of the underside of my desk. Cables and various power supplies are held to the struts using cable ties, but they droop down all over the place, some all the way to the floor. A PC tower is standing on the floor under the desk.
https://tooting.ch/system/media_attachments/files/110/388/804/110/922/384/original/2b78e38e8d28cc37.jpg