"MySQL was also potentially faster as it did not implement all features of the SQL standard. "

This is a not great start. I assume it refers to MyISAM which has not been relevant for over a decade at this point. InnoDB made different design than PG decisions and was (and perhaps still is) faster at point lookups.

The older I get the more I agree with this

yes. my people.

https://github.com/seanwevans/pg_gpt2

https://github.com/seanwevans/pg_shell

https://github.com/seanwevans/pg_os

there is also https://postgresforeverything.com/