This vendor exhibited a camera that can take 100,000 frames per second, other vendors had demonstrations where you could see individual droplets in a shower.
Breaking News: Camera company releases new camera. Influencers worldwide are calling it a must-have "everyday carry" relegating the previously recommended one (just six months ago - which was doing just fine) to the bin. Meanwhile in the real world the used market remains a great place to find bargains that meet 99% of photographers' needs at a fraction of the price. It also helps ever-so-slightly in the reduction of environmental waste, too.