It depends on your threat model[0]. Keep in mind that InfoSec people that do the things you mentioned are doing it either out of necessity (see [0]), they see it as a fun hobby or are taking things to an unecessary extreme. There are plenty of nothworty contributors to InfoSec that have relevants things in public and don't go overboard locking down their devices.

[0] https://ssd.eff.org/en/module/your-security-plan