I didn’t even know you’re supposed to change the fork oil after the initial break in.
But yeah, the stock damping was too weak anyway, so glad I went to heavier wejght oil.
Offtopic, I actually used to work as a process engineer, producing nitrogen filters.... (they do exists). I could have taken a small one home and have had one for life. Little did I know then they'd become so indispensable decades later.
Or periodically take your wheels off to rebalance them. Also, use seasonal air in your tires. Preferably imported from a region close to the equator, to rule out residual Coriolises.