Why does one's FTP go down as we get older?

You are not a benchmark. You are an outlier. Congratulations!

^^^ right?

Guess that is now my 6 year stretch goal! Just need to find another 40W and maybe its possible with a training age of 6.

A 67 year old former Olympian shows up to my regular group ride to torture us. Last time he was on the front and took a pull, I was doing 300 watts just to hold his damn wheel!