I still love that joke. Read it first in DOS for Dummies which came with an old computer I picked up at a rummage sale in the late 90s. I studied that book insi

I still love that joke. Read it first in DOS for Dummies which came with an old computer I picked up at a rummage sale in the late 90s. I studied that book inside and out; never realized it was the very first "For Dummies" book.