"it would be beyond the capability of most would-be burglars with access to no more than basic electronic tools like wire strippers, a multi-meter, and crocodile clips."
It would seem this 'expert' is still designing alarms for the 1970s. Things have slightly changed since then.
Most crooks these days have access to highly sophisticated computers called smart phones.
All it'd take to bypass these security systems would be some war-driving software and a copy of the control app loaded, and Mr. Smooth Criminal loots your house at leisure.