Formatting an email for this list using vi

[Julien Gabel]

>> I have just started learning to use vi, and remember someone posting
>> something a while ago about how to re-format an email reply to have
>> proper 60 character width or something like that, does anyone remember
>> how that is done?
>
> I do something like this with the following command:
>
>         vi -c 'set tw=68 et' file_you_like_to_edit

It seems that this option is specific to 'editors/vim' ?
--
-jg.