What you are attempting might not be permitted at all Spencer. What you are doing with
YouTube is similar to an app that was not allowed on GooglePlay and elicited a rebuke.
Good luck with your experiments. I do not know how to do that. When you are successful, you might elicit a similar rebuke when you post to GooglePlay. The issue is a matter of YouTube protecting itself from how outside developers use its copyrighted property. YouTube wants users to search using its methods and get advertising in front of its users. Your proposed app would circumvent that..