To be precise, we need to understand more about the shared mutable state.
Before we can relate this term to programming concepts, let's try to come up with a definition in generic terms; consider an example. Suppose you bought a car and on the first day, you started the car and went for a drive. Everything just runs fine and smoothly. To start the car, you insert the key and rotate it clockwise; in the background, the spark plug ignites a controlled flow of fuel and your engine comes to life. This state of your car is the started state. You then switch the gear to drive mode and press the accelerator with your right foot. Voila! The car starts moving and now you can call this state of your car running and eventually you will stop your ...
