2004: attention on one screen lasted two and a half minutes. Today: 47 seconds. Gloria Mark measured it for two decades. Notifications are only half the story. The doors nobody sees. dscout, 2016: the average user touched their phone 2,617 …
Stanford put people on a treadmill facing a blank wall. Creative output jumped 60%. No view. No fresh air. Walking did it alone. Nothing else. Last post: doors delete thoughts. Accident. This one: doors built on purpose. Tool. Three doors. …
Radvansky & Copeland (2006): in a virtual world, people who walked through a door forgot more about objects they were carrying than people who walked the same distance in one room Radvansky, Krawietz & Tamplin (2011): same result in real …
Less, mostly. But not for the reason people think 🧠 Space was never the problem 💾 The brain isn't a hard drive that fills up. Salk Institute researchers estimated its capacity at around a petabyte, roughly the whole internet's worth …
The chart nobody wants to see 📉📈 Since 2000, TVs are down \~95% in price. Toys, software, phones: down. Housing, healthcare, college, childcare: up 100-200%. Everything that got cheap was made by machines. Everything that got expensive is made by …