locks

There's either a contract that locks you in or licensing that locks you out.

When multithreading means that incrementing/decrementing a reference count is no longer deterministic, you need locks, or all hell breaks loose.

The same revenue can be achieved by building a third set of locks in Panama for ~$15 billion.

There is nothing that suggest Uber has a network effect that locks in a user to use Uber.

One way to get to lower latency is to avoid using locks and rely on lock free algorithms.

If a flight of locks was completely opened, Gatún would promptly drain out of them, wiping out everything downstream.

Saleae could implement more intrusive hardware locks to prevent their software from working with generic devices.

Every version of Windows is better than running an OS that locks you into one brand of crappy, featureless overpriced hardware.

Oh the days of picking locks over and over and over again to gain experience.

Since locks operate using gravity the water flows back out to sea.

Buying an iPhone locks you into the ecosystem.

Having apps locks you in to the ecosystem.

But if you "skate where the puck is going" it's not hard to imagine other digital goods being smart-property-enabled and eventually physical things like cars, door-locks etc.

If you liked this one, he also wrote another cool paper entitled "Cryptology and Physical Security: Rights Amplification in Master-Keyed Mechanical Locks." It discusses the ability to reverse-engineer master keys in the context of computer science.