Hi,

Yeah, I made it up on the spur of the moment, but I cannot take full credit. I am a computer programmer, and it is common for, er, computer people to add -fu to the end of some activity that requires a little bit of thought/effort/ability to improve ones skill. So, it was only a matter of time before a computer programmer would attempt to fill a small tin with things and invent the term "tin-fu" as he sought enlightment in the One True Way to make it all fit.

A