>> This is not true for most so-called Engineers in the US.
>> Anyone can declare themselves an engineer with no exam,
>> no sponsor, no assermentation and no real legal ties
>> to their shoddy work.
I don't think that's correct. While there are exemptions, each state requires anyone offering engineering services to the public to be licensed.
https://educatingengineers.com/blog/pe-license-requirements-...