db accounts show
db accounts show |grep =group
db accounts getprop {group} Members
for g in $(db accounts show |grep '=group' |sed 's/=group//'); do printf "$g\t$(db accounts getprop $g Members)\n"; done
grep -v :$ /etc/group
for i in $(db accounts show |grep '=ibay' |sed 's/=ibay//'); do printf "$i\t$(db accounts getprop $i Group)\n"; done