If Ayoob told me the sky was blue, I would go check.
^This. From what I've read, he was only involved in 1 case where this GSR from handloads was an issue, and it wasn't in the context in which you'd think... I'm not concerned about it, bigger fish to fry in this day and age.
“Make men large and strong and tyranny will bankrupt itself in making shackles for them.” – Rev. Henry Ward Beecher (1813-1887) US Abolitionist Preacher