[charcircuit]

For modern operating systems capturing keyboard input is locked down to avoid keyloggers. Capturing your screen requires explicit user permission to do so, popping up a dialog. Apps are isolated so another app can't interfere and install a browser extention or modify shell configs, etc.

[wltr]

And modern operating systems are being … ? macOS, I assume?

[LtWorf]

Can you name one of these modern operating systems?

[charcircuit]

iOS is a modern operating system.

[LtWorf]

It's also impossible to use it for anything productive.