His arm strength by starting NfL quarterback standards is mediocre at best. Here is a scouting report for when he came out of college- weakness:
"arm strength limitations" https://walterfootball.com/scoutingreport2022bpurdy.php
I think you misread what I said. I said nfl players play through nagging injuries every single week that effect them
Purdys had an injury for 2-3 weeks now and is still not even 100 percent playing tonight. He was also limited in practice all week, so it's clearly affecting him