If you are a fan of retro gaming on PC, you have likely gone down the rabbit hole of controller adapters. Specifically, the PlayStation 2 controller remains a gold standard for many classic fighting games and platformers. To connect these to a modern PC, we often use a "PS2 to USB" adapter.
Have a stubborn adapter that usbutil ps2 can't fix? Check the lsusb -v output for your device and consult the linux-usb mailing list. Happy gaming. Do you use a PS2 controller on Linux? Let me know your adapter model in the comments below. usbutil ps2
Create the file /etc/udev/rules.d/99-ps2-adapter.rules : If you are a fan of retro gaming
Reviving Old Iron: A Guide to usbutil ps2 for PS2 Controller Adapters on Linux usbutil ps2