Ludovic Courtès writes: > * guix/channels.scm (latest-channel-instance): Raise an error instead of > warning when 'guix is unauthenticated. > * tests/channels.scm ("latest-channel-instances, missing introduction for 'guix'"): > New test. The hunk in tests/channels.scm does not apply. :-) LGTM, anyway. I think we should export %guix-channel-introduction, or alternatively add a %default-guix-channel that can be inherited, for easy access in custom channels.scm files. WDYT?