On 2020-04-07 14:40:31+0700, Danh Doan wrote: > > +format.qEncodeHeaders:: > > + Encode email headers that have non-ASCII characters with > > + "Q-encoding" for email transmission. Defaults to true. > > I think have (described in RFC 2047) as same as > --[no]-q-encode-headers belows would be better. Agreed. I will reference it there as well. > > +--q-encode-headers:: > > +--no-q-encode-headers:: > > + Encode email headers that have non-ASCII characters with > > + "Q-encoding" (described in RFC 2047), instead of outputting the > > + headers verbatim. The default is set to the value of the > > + `format.qEncodeHeaders` configuration variable. > > I find this paragraph hard to understand. > I think: > > If this option is omited, set to value of of ... > > is easier to understand (to me, at least). OK, I will simplify the language in v3.