Odd "endianness" [was Re: RE: Base 64 posts to the list]

[Mouse]

>>> Middle-endian FTW!!!!
>> That makes me wonder: was there any hardware that used an endianness
>> such that conversion didn't loop with period 2?
> Not quite the same thing but weren't longwords on the PDP-11
> little-endian for the bytes within the word but big-endian for words
> within the longword?

Yes.  As I said in the very next paragraph,

> Conversion between PDP11-endian (0x87654321 stored as 0x65 0x87 0x21
> 0x43) and [...]

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