Activity

[...] 'Technology' often implicitly refers to something you are expected to turn over to 'the guys who understand it'.

All societies that become greatly unequal eventually fail to adapt technologically and become unsustainable. [...] When inequality rises, you pour more and more resources into your armies and into new technology for them--not into truly productive and co-operative purposes. Slaves and scribes are l…

Perfect verticality is a completely unachievable abstraction but it does not stop bricklayers continually checking that walls and lintels are as vertical and level as they can possibly be