Someone

on $*:TEXT:/^[!@](sets|count)/:Si:#PCUnit,#PCUnit.staff:{
  var %display = $iif($left($1,1) == @,msg $chan,notice $nick)
  if (!$2) {
    %display 4|[7» 14You have set 4 %sets [ $+ [ $nick ] ]  14worlds 7«4]|
  }
  else { %display 4|[7» 14You have not set any worlds under the nickname 4 $nick  7«4]| }
  elseif ($2) {
    %display 4|[7» 4 $2  14has set 4 %sets [ $+ [ $2 ] ]  14worlds under the nickname 4 $2  7«4]|
  }
  else { %display 4|[7» 4 $2  14has not set any worlds under the nickname 4 $2  7«4]| }
}