Unless you don't know it exists of course
Developing with sqlite isn't quite like developing software that generically works against an ODBC or JDBC interface with minimal tweaking. You probably will want to peruse the documentation.
Even a pure AI naysayer can use it to find obscure SQLite options
Is it better to learn that it exists through surprise, by way of an engine upgrade suddenly changing the behavior of the software you wrote while in the bliss of your ignorance?