[GeronL]

This is PURE CYA

She probably will never actually tell us what is selfish about preparing for troubled times.

[Lancey Howard]

This is PURE CYA

I would say she isn't CYA-ing at all. It sounds more like she is doubling down on her own stupidity:

Selfish is defined as concerned excessively or exclusively with oneself, seeking or concentrating on one’s own advantage or well being without regard for others. By that definition, Doomsday Preppers are socially selfish – Disaster Preppers are not.