I have my gmail signature set to an ascii art 'ruler', so I know where column 75/80 are while I'm writing, and then I delete it when I'm done (and I do manual l

I have my gmail signature set to an ascii art 'ruler', so I know where column 75/80 are while I'm writing, and then I delete it when I'm done (and I do manual line breaks and if necessary manual rewrap of paragraphs)... Clunky but it works.