I think the idea behind preferring `apropos` instead of `man -k` is that you can get to `apropos` with `apr<TAB>`, while the other invocation is longer (and for

I think the idea behind preferring `apropos` instead of `man -k` is that you can get to `apropos` with `apr<TAB>`, while the other invocation is longer (and for sloppy typists, the dash may prove problematic).