After many years, Netflix finally introduced the ability to delete movie and shows from the recently watched list on your Netflix account.
Checks and balances. To prevent one branch from becoming supreme, protect the opulent minority from the majority, and to induce the branches to cooperate, government systems that employ a separation of powers need a way to balance each of the branches.
Check valves are used in systems employing gate valves because they prevent the reversal of flow in the piping system and there is a low pressure drop across the valve. The pressure of the fluid through the system opens the system, while the weight of the check mechanism will close the valve if the flow is reversed.