The WiFi is always blocked when I try to install Arch or do whatever in chroot from the flash drive and the rfkill command helps with that.
Maybe this will be helpful for someone else.
Some new users(which this script is targeted at) may not know how to stop a ping request and might get confused. This just adds a quick note that might some.
Chris Titus
Pavel Allahverdov
Zazucki
Zethia
Kqpa
Matheson Steplock