Awgud:
Great attitude! Yes, you are still here with us!
Oh, gosh, there are many with psa far higher than yours. If you go to yananow.net you will find Trueman Seamans from Maine, diagnosed 9 years ago with psa of 4,200. Still kicking high and hard.
Mayo clinic has article on over 10,000 prostate cancer surgical patients over 15 years, and the youngest was 34. So you are much older and much better psa condition than those outliers.
Your surgeon is right to get on with radiation in your high risk case. See SWOG 8794 (google it) to find results of adjuvant (immediate) radiation in cases as yours seems to be.