On Friday, 6 November 2020 at 7:46:57 -0800, Chris Torek wrote: >> I use single spaces between sentences, but my ancestors >> used 2... who knows why? :). > > Typewriters. > > In typesetting, especially when doing right-margin justification, > we have "stretchy spaces" between words. The space after end-of- > sentence punctuation marks is supposed to be about 50% larger than > the width of the between-words spaces, and if the word spaces get > stretched, so should the end-of-sentence space. FWIW, this is the US convention. Other countries have different conventions. My Ausinfo style manual states There is no need to increase the amount of punctuation ... at the end of a sentence. I believe that this also holds for Germany. I'm not sure that the UK didn't have different rules again. Greg -- Sent from my desktop computer. Finger grog@lemis.com for PGP public key. See complete headers for address and phone numbers. This message is digitally signed. If your Microsoft mail program reports problems, please read http://lemis.com/broken-MUA