I don't think piracy needs to come back, it never died.
But I'm not expecting a significant revival of video players. Who wants to watch shows and movies on a computer nowadays? On most devices (TVs, set-top boxes, tablets, ... but also computers to a lesser extent) you're limited by the hardware codecs, a custom video player is typically not going to save you.
Or iOS. But that's a bit moot. For instance my LG TV doesn't support Dolby Vision files outside a few very specific encoding profiles, there's no software fix for that.
But I'm not expecting a significant revival of video players. Who wants to watch shows and movies on a computer nowadays? On most devices (TVs, set-top boxes, tablets, ... but also computers to a lesser extent) you're limited by the hardware codecs, a custom video player is typically not going to save you.