In the case of drugs, people usually refer to someone being "one shotted" when they experience long term or permanent changes because they took too much, the wrong drug, or just weren't psychologically ready for it.
Yeah. The ethos is basically "AI will solve everything, so if we just solve AI, we can ignore everything else. AI will even solve the issues with AI, so we shouldn't waste any time solving them first."
Or drop the 800 kg of ice while going up the colony's main ladder just because their shift ended, or dig a block out and decide rather than just stepping down to the floor, that they'll now jump up onto a ledge on the wall and get stuck until they start to piss themselves and/or suffocate?