> getting into the plausible tech realm

Except bringing an asteroid all the way down to the ISS. That part was uncharacteristically thoughtless, I think.

It basically enabled the plot and mostly happened 'off camera'. The parts about the management of radiation was pretty cool though. Because if it I earmarked "Ichi-F: A Worker's Graphic Memoir of the Fukushima Nuclear Power Plant" to read later on.