Inspired by Tim Dunlop posting Yeah, but can he play Stairway to Heaven? about Preston Reed I remembered I'd meant to link to Bill Clements the famous one armed bassist. There's a video on his site of his amazing technique but you might find it easier on the bandwidth to watch and listen to Bill over at YouTube. I found Youtube by recommendation from Amanda over at Flop Eared Mule.
Talking about bass. Here is a good piece on the physical issues of lugging, or pushing, around a double bass.
Q- How many bass players does it take to change a light bulb?
A- None--they just steal somebody else's light.