Q:" How Many IBM Types Does It Take To Change A Light Bulb?

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"Q:" How many IBM types does it take to change a light bulb?
"A:" 100 - ten to do it, and 90 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 "...... consists
of sequences of non-blank characters separated by blanks."

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