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As I interpret it, it mostly is a graphical representation of what's related to what. I don't see anything wrong with that goal. If you mean the sheer quantity of the possibilities will scare people away, then that may not be a bad thing. Software is growing into a messy conglomerate of technologies where each org selects what to put on their own stack(s). One must be aware of that nature of the biz because it's not growing simpler.

In the old days, the big vendors gave you a tool-set and you mastered whatever that gizmo was. Those days are probably dead. Most modern programmers are multi-sub-gizmo gluers.

As a sales tool for STEM, yes it's bad, but it's good as a reality-check about the industry.