It’s because they don’t put work on them.

deleted by creator

Asphalt is definitely a carbon sink though since it’s a petroleum product!

You can safely swim in the pool of an operational reactor

Besides the acute lead poisoning from being shot apparently.

Atomic instructions are quite slow and if they run a lot… Rust has two types of reference counted pointer for that reason. One that has atomic reference counting for multithreaded code and one non-atomic for single threaded. Reference counting is usually overkill in the first place and can be a sign that your code doesn’t have proper ownership.