Ignorance must certainly be bliss or there wouldn't be so many people
so resolutely pursuing it.
Q: How many IBM types does it take to change a light bulb?
A: Fifteen. One to do it, and fourteen to write document number
GC7500439-0001, Multitasking Incandescent Source System Facility,
of which 10% of the pages state only "This page intentionally
left blank", and 20% of the definitions are of the form "A:.....
consists of sequences of non-blank characters separated by blanks".
Beware of friends who are false and deceitful.
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From @zapme