>> And, no, I don't mean an integer, I mean a "human readable"
>> two digit number, which could only contain 0-9, in two characters
>
> What it's called is "Binary Coded Decimal" IIRC

BCD is where you use 8 bits to represent two 4-bit binary integers which 
are constrained to be less than 10 each.

If he really /means/ that it stored two /characters/, that would be 16 
bits, not 8. (But I rather doubt that's what it does.)

Exhibit C: EBCDIC.

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