Answering msg from andrew clarke to Alexander Watson Law,
on Wednesday March 20 1996 at 00:59

 >> Hmmm... Does anyone know which of the normal ASCII characters have
 >> problems? I know things like UU use a restricted subset to satisfy
 >> *everyone* but I would expect Fido to be more lenient, allowing
 >> pretty much everything between 0x20 and 0x7E which gives a better
 >> range than just (say) 64 characters...

 ac> Technically the only characters that shouldn't be transmitted in an
 ac> "encoded file" via FidoNet mail using FTS-1 mail packets
are 0x00 and
 ac> 0x01, as they are reserved for "special" purposes (ie. 0x00 = null
 ac> terminator; 0x01 = control line identifier).  0x8D is a problem
 ac> though, as there is a chance it will be ignored by some mail
 ac> processors (depending on the authors' interpretation of FTS-1).

0x0A may also be eaten by some mail processors.

Reformatting of the "text" body at creation and viewing of
message is also an issue.

Cheers.

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