The very early biohacking scene did indeed have a lot of insanity.

A few people definitely learned the hard way that uh, oh, maybe I shouldn’t have made an incision right there, now I have permanent nerve damage.

As for your own at home setup… yeah, you are what I would consider ‘someone who actually knows something about cybersecurity’, as opposed to the vast majority of morons who just read a buzzword or some corpo nonsense marketing and then proudly proclaim its all fine and secure because big corporation that makes a baffling amount of money from dataharvesting would never lie to me!