On Fri, 10 Feb 2006 20:39:12 GMT, T i m wrote:

Ah, I used to work with kit (and would sometimes add to our servers
etc) a clipped version of the socket that stopped the plug falling out

Those clips are rubbish - if you're lugging the kit around, then they
catch on things and bend. They don't fall off, they get pulled off
because they're mis-shapen and now in the way.