<oerjan> le/rn scowrevs///hackenv/share/scowrevs is a list of repository revision ranges that affected a lot of files but in the end changed nothing (usually because of a revert at the end). Most of our custom repository lookup commands ignore these to reduce noise.

hlnp -T '{desc}\n' $HACKENV/wisdom | cut -d' ' -f1 | sort | uniq -c | sed -e 's/^ *//' | sort -nr | head -n ${1:-10}