Know what's outdated now? Sand. The next time somebody says, "Like sands through the hourglass, so are the days of our—" you can correct them and say, "Actually, now it's 'like bubbles through the hourglass..." And it's all thanks to this bubble hourglass created by Norihiko Terayama.
Full disclosure: the bubble hourglass does not accurately tell time.
· Mesmerizing Hourglass Tells Time with Bubbles Instead of Sand [My Modern Met]