A fix for SendLaterDelivery causing high CPU usage (powerd) on macOS 13.0 beta. Tested on 13.0b5.

macos13_pmfix.sh

#!/bin/bash
while true; do
    idle=10 #minutes
    echo -n "${WBOL}[$(date +'%H:%M')]${WDEF} checking pm schedules; "
    sched=$(pmset -g sched)
    if [[ $sched != "" ]]; then
        echo -n "found schedule(s); cancelling all; "
        if pmset schedule cancelall; then
            echo -n "cancelled all schedules; "
        else 
            echo -n "unable to cancel all schedules (an error occurred); "
        fi
    else 
        echo -n "no schedules found; "
    fi
    echo -en "next check @$(date -v+${idle}M +'%H:%M');\n"
    sleep $((60*$idle))
done