I have worked at a lot of companies and I find the kind of people who can or are willing and able to do that is decreasing. It's nearly zero today.
If the Internet was invented today, it would work only for the happy path and fail with a million different error modes, each handled differently depending on the specific implementation.
And you know what? People would accept it's unreliability probably, the way we accepted the 'all computers crash' from the DOS era till about NT 40. Everybody knew that computers just crash like that. :shrug:
Today ChatGPT makes up facts and gets things wrong. But it's OK cos it's newer than Google, or printed books.