Jenn said this last night:
controllers take up so much space!! I'd hang them on the freakin' walls if I didn't treasure having wallspace for posters & writing as I do.
— Jenn Cutter (@jenncutter) October 2, 2012
Allow me to share with you my ultimate solution for this, born out of the needs of a parent with way too many game consoles in the house:
That’s right: a shoe organizer. For anything that’s a standard controller size, it works alarmingly well.