A. However well you understand multithreading, you only need one coworker who doesn't understand multithreading to make your life an unending hell. B. You always have at least one coworker who doesn't completely understand multithreading. :/
multithreading to A. understand coworker who multithreading, you only need one multithreading. :/ doesn't coworker who However understand well you life an unending hell. B. You always have at least one doesn't make your completely understand