“Fixed fortifications are monuments to man's stupidity.”
-General George S. Patton


I also wonder about the 'suicide'.
Guy may have offed himself but it is a common story and clears LE easily of any wrongdoing.

Anyhow, mobility is key. Yeah, you will likely need some shelter from time to time, esp in inclement weather, but mobility and evasion would be ours for awhile.