What do you think to a combination of the first and last icons? Tux in front of buttons? Or Tux behind buttons?
Failing that, I reckon the last one is more individual.
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Rory
MkIIa, blue lit buttons, memory upgrade, 1Tb in Subaru Forester STi
MkII, 240Gb in Mark Lord dock
MkII, 80Gb SSD in dock