If memory serves, almost everyone had objections about the original implementation of Jedi, especially since becoming a Jedi turned out to be nothing more than a really long grind. It's not like Sony was pandering to some hardcore demographic.
Really, if you want to blame any solitary factor for the current state of gaming - well, you shouldn't, because very few things in this world can ever be traced back to solitary factors. But if you want to, you can blame tightened development schedules that frequently end up with games being rushed out the door before they can be completely debugged, much less pushed through the time-comsuming polishing, tuning, and refinement that would satisfy a "hardcore" gamer.