monchange - bash script that monitors commands and notifies the user on change

monchange.sh

#!/bin/bash

# monchange - bash script that monitors commands and notifies the user on change
# you can also append this file to yout ~/.bashrc file

# usage = monchange COMMAND
# example = monchange lsusb
# example = monchange "lsblk | grep sdb"

# requires a configured and working "beep" command for normal users --see: https://wiki.archlinux.org/title/PC_speaker#Beep
# requires "watch" & "notify-send"

alias watchn="watch -n 0.1"
alias noti="beep ; notify-send -u critical -t 10 -a ALERT -i sds Alert! Change\ in\ output"

monchange() {
  while :; do  watchn -g $@; noti; done
}