Obviously the hard initial stuff is missing from these sorts of videos, because that isn’t glamorous. Content creators want to start from the things that will attract people's attention.

It is similar to how, for example, there are many videos for how to travel the world by bike and how you can budget for it daily, but extremely few of those videos explain that cyclists typically have to work really hard in some boring normal job for a while to save up that budget for their travels, and then the process of buying all the necessary gear can be long and frustrating as one has to compare various websites and wait for things to arrive by post. Who wants to watch that?