Both of things were true 5 years ago, and yet 9/10 topics weren't about AI then.

I'm hoping it's just a trend, but...I'm still waiting.

there were tons of AI discussions on HN 5 years ago.

I first heard about GPT 1 here!

They key difference is that now AI is taking over -- why would 90% of all tech discussions be about it? AFAIK based on stats the only real economic growth globally right now is AI...