Quoted from Cycloneman:they all have the same crappy layout with different titles...I'm not a noob and i have been playing pinball for many many years.Williams/Bally is King!!
They are not all the same crappy layout. That's just hyperbole. There are different crappy layouts, too.
It's not hard to predict the features of recent Stern games though. To the people who love these games, it's the code that is most important anyway.