You'd be surprised, even for the paste half of the equation, how many go out of their way to make a completely custom input to do it better™ that fails to suppo

You'd be surprised, even for the paste half of the equation, how many go out of their way to make a completely custom input to do it better™ that fails to support obvious things by happenstance. See the topic's article about looking for number keycodes instead of processing text input as an example.