Exactly this. It's often about finding the right balance between technically optimal, and socially feasible (lacking the right phrase here).
The nerds brimming with technical expertise often neglect the second point.
Oh - wow! I was about to complain about how https://join-lemmy.org/ is a shining bad example in this regard, talking about server stuff right away and hiding how Lemmy actually looks until page 3, but apparently they changed that and improved it drastically. Cool, good job!
Anyways.
For collaborative projects especially, it is important to strike a balance between tech and social aspects. Making poor tech choices will put people off. But making your project less accessible will also result in less people joining. It's crucial to find a good balance here. For many coming from the tech side, this usually means making far more concessions to the social side than intuitively feels right.