https://gitlab.synchro.net/main/sbbs/-/issues/265#note_2004
This is because .msg is not a known file type. For .asc, .ans, and .avt files, this won't happen.For unknown file types, it parses all supported codes, ANSI, Avatar, Synchronet, and PCBoard. It's the PCBoard that's eating the @xxx@ codes.
--- SBBSecho 3.14-Linux
* Origin: Vertrauen - [vert/cvs/bbs].synchro.net (1:103/705)