It doesn't lead to psychosis in teens developing brains.
At least not that i e found yet anyway.
What you are reporting is research that shows
1. It can be habit forming on teens..(at a vey low rate and it takes long term use to do so)
And it induces psychosis in teens (or adults) with.
1. Already existing psychotic conditions like schizophrenia.
And 2.
In Teens only with 1 gene abnormality that already predisposes those teens to developing schizophrenia.