Prepping is either about having the biggest guns / weaponry.
Or having relevant knowledge so that the biggest guns / weaponary want to protect you, and keep you and your knowledge, and skills alive.
I know how to grow lots of good food, with minimal inputs, and have other useful transferable practical skills.
I do know what can be foraged locally, but wouldn't be able to live on it year round, even if I wanted to.
I'm not at all sanguine about Brexit, n all that tosh, but I'm really hoping we're not in apocalypse mode just yet...