Why
public text v1 · immutableon *:text:!sets*:#:{
if (!$2) {
if (%changed [ $+ [ $nick ] ] == $null) { msg $chan 12You haven't set any worlds yet! | Halt }
elseif (%changed [ $+ [ $nick ] ] != $null) { msg $chan 4 $nick has set12 %changed [ $+ [ $nick ] ] 4worlds }
if (%changed [ $+ [ $2 ] ] == $null) { msg $chan $2 hasnt set any worlds | Halt }
elseif (%changed [ $+ [ $nick ] ] != $null) { msg $chan $2 has set %changed [ $+ [ $nick ] ] worlds }
} }