On 06/01/18 03:56, Gary Dale wrote: > One once-popular code was to replace all words in a message with 2 > numbers each, referring to a page & word number within an agreed-upon > book. If you used it electronically, you could send a binary file where > each original word was reduced to 2 bytes.
That would restrict your choice of book quite a bit - or at least, you'd only be able to use a small part of most/many books. I guess you can optimise it by not splitting the numbers at the byte boundary. Richard
signature.asc
Description: OpenPGP digital signature