The mindset among people who have abandoned physical media in favor of streaming services like Netflix and Prime Video, where if a movie is not on any streaming services and is inaccessible outside dvds or piracy, it might as well be lost media. Named after the 2005 film Hoodwinked! which has been called Lost Media by users on Twitter
That movie isn't lost media, I have it on DVD! Oh well, another case of the Hoodwinked Effect