I very much appreciate @eaterofsun.bsky.social engagement with my essay. His points are well taken. I would make one key distinction, which is that there are plenty of reasons to take climate change seriously and support mitigating it without having a particularly catastrophic view of climate risk.
The people have spoken (well, 40 or so of them) so here goes 🧵 tl;dr if your assessment of the risks posed by climate change is that they are overblown and exaggerated for political effect, you will find the risks inherent in geoengineering very offputting.