Re: Has anyone ever used `echos` or `chorus`?

> > I'm thinking of removing it as useless and distracting baggage.
> 
> I second the sentiment. SoX has _a_lot_ of ancient, useless baggage,
> https://github.com/janstary/sox/commit/b0d93f3513977f39a11a3152acce4caaf86fabc7
> - the least of which, I'm afraid, is rarely used sound effects.

$ wc -l *.[ch] echos.c configure.ac
   [...]
   278 echos.c
   766 configure.ac
 53178 total