go-to-where

[ "$#" -ne 1 ] && echo USAGE: "$0 command" && echo && echo "IMPLEMENTATION:" && cat "$0" && echo && exit #usage message for invalid number of arguments
target_dir=`dirname "$(whereis "$1" | cut -d ' ' -f2- -s)"`
cd "$target_dir" #since the cd happens in this script, it doesn't affect the calling script unless you source this script (ie, use the . command)
e #turns out I always want to do this (open in file browser).
# I suppose if e didn't have the problem in WSL that Windows File Explorer can't open linux file paths (it doesn't understand them), then we would just pass the target_dir to e directly. But I'm not going to sweat that.