Has society reached ‘peak progress’? Can we sustain the level of economic growth that technology has enabled over the last century? Have researchers plucked the last of science's "low-hanging fruit?" Why did early science innovators have outsized impact per capita? As fields mature, why does per-researcher output fall? Can a swarm of AI systems materially accelerate research? What does exponential growth hide about the risk of collapse? Will specialized AI outcompete human polymaths? Is q...