I get where you are coming from a lot, though I don’t believe that is the case with everyone.
I believe it has a lot to do with both availability of media and information.
You can find 100 different sources for how to care for a BP but only a handful on how to care for more advanced reptiles.
This thread sort of touches up in why boas are less common … Are boa constrictors just more difficult to breed? Why are they consistently so expensive?