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[–] 2 pts

My very first encounter was with the 2N3055 and LM317 series. Great times!

[–] 2 pts

The 2N3055 is a classic, I swear you could open a box of cereal and find one of those inside for a while.

[–] 2 pts

Yeah then came the 2Sx series (if you wanted to get serious.

[–] 1 pt

I have a lot of "WTF is this, it seems to work" parts made by that ever popular company "Who Knows?" floating around in my stuff.

No markings on the top? Challenge accepted.