First, nobody is claiming that people were living in caves before ML. I understand you're exaggerating for effect -- but that's the same thing the parent comment is doing when they say something "wasn't possible" 5 years ago. They don't mean that it was literally impossible, they mean that it was sufficiently bad that a typical consumer would be unlikely to use it back then -- whereas now the quality has improved to the point where these things are ubiquitous.
Similarly, both Amazon [1] and online pizza ordering [2] existed before 1995. They were just not commonly used.
Similarly, both Amazon [1] and online pizza ordering [2] existed before 1995. They were just not commonly used.
[1] https://en.wikipedia.org/wiki/Amazon_(company)
[2] https://www.zakon.org/robert/internet/timeline/index.html