Peter Attia has had a number pf podcasts on the use and mechanisms of action of rapamycin over the recent decade, with a variety of researchers who’re studying its use in aging…along with appearing as a guest to talk about it on others. I suspect he’s taken it himself at some point in the past …
It’s an interesting enough concept to understand in a general sense but I suspect that, for someone who’s close enough to their marginal decade to start thinking about slowing down the biological clock, there are strategies with a greater ROI potential.