8 PMrecdiff - Poor man's directory tree difference viewer, comparing file names and sizes recursively
15 diff -bBiy --suppress-common-lines <(cd "$1"; find .
-type f
-printf "%p %s\n" -or -type d
-printf "%p\n" |
sort) <(cd "$2"; find .
-type f
-printf "%p %s\n" -or -type d
-printf "%p\n" |
sort)