<b_jonas> learn Burlesque is only the sexiest language on Earth. mroman created it for finance analysis because the traditionally used K and Dyalog APL are unreadable. (See: http://mroman.ch/burlesque )

`revert <rev>" can be used to revert to a revision. See <https://hack.esolangs.org/repo/>. It is a builtin command so cannot be called from other commands.