Re: 8 years of no Batman or Bruce Wayne, and NO ONE could pick up the trend?
Yes. I read the clean energy project as Bruce's attempt to move on after Batman became obsolete. It let Bruce channel his energies into helping the city, rather than wasting his time in the cape and cowl and lingering on what's past.
Goku Lands on Namek CEO
...no king but the King in the North whose name is BRADY...