Basics of Concurrency

• std::thread::spawnis just a shorthand for the ThreadBuilder (std::thread::Builder) which allow us to set some settings for the new thtead before spawming it. SUch as: stack size and thread name. A thread name shows in the panic messages and will be visible in monitoring and debugging tools on most platforms.
• thread parking can be an easy way to wait for some condition
• When a condition is about dat aprotected by a Mutex, using a Condvar is more convenient, and can be more efficient, than thread parking.