If you are an old codger you may remember the ‘Choose your own adventure’ books that were hugely popular in the 1980’s. YouTuber Many A True Nerd obviously does and has created the modern equivalent by recording play from Fallout: New Vegas and stitching it all together with choices at the end of each video.
Source: YouTube
The Lone Steven
But due to content ID, you will only get to do a bit of it before the system chucks you out or it is taken down or the audio is muted or Nintendo grabs it because you mentioned Mario.
Kinda a bit pointless imo and well, i rather watch a let’s play then do this as let’s plays tend to be more entertaining then Pick choice, move to next video, pick choice.
Unless it’s a crappy Let’s play. Not going to mention any names but there is one rather infamous one that is utterly crap and insults the game, the fans, the fans of the game, is sexist,racist and rages a lot.