Transpose data, table, output etc with rs(1) • https://www.freebsd.org/cgi/man.cgi?query=rs • https://manpages.debian.org/unstable/rs/rs.1.en.html • https://manpages.ubuntu.com/manpages/jammy/en/man1/rs.1.html Others and comparisons • https://stackoverflow.com/questions/1729824/an-efficient-way-to-transpose-a-file-in-bash