Wow... I really relate to this. I'm 50 as well, and I started coding in 1985 when I was 10... I remember literally every evolutionary leap forward and my experience with this change has been a bit different. Steve Yegge recently did an interview on vibe coding ( https://www.youtube.com/watch?v=zuJyJP517Uw ) where he says, "arch mage engineers who fell out-of-love with the modern complexity of shipping meaningful code…
AI development actually feels like a similar rate of change. It took 8 years to go from the Atari 2600 to the Amiga.
An 8 year old computer doesn't quite capture the difference today.