Not just 20 years old - an almost flawless 20 years at massive scale.
I’m curious which one is actually more impressive in general.
Some previous discussion https://news.ycombinator.com/item?id=36900147
Reminded of the following comment from not too long ago.
There is no “basis” other my gut feeling. Unless you can get quantified metrics to compare that’s all we got. For example if you had lines of code for both, or average IQ. Both would lead towards the “basis” which neither you or I have.