But he wants to take screenshots, which I assume the smart TV won't let him do for HDCP-protected content? And then he overengineered it to the fullest extent,

But he wants to take screenshots, which I assume the smart TV won't let him do for HDCP-protected content? And then he overengineered it to the fullest extent, which was fun to read. Agreed on the smart TV - better to assume your home network is already compromised, plan accordingly.