Ghost Busters video game?

The new Ghost Busters video game story is sorta based on sorta a scrip or sometihng they tried to put in film for 3rd installment. Since they couldn't some how. They game the video game put the story for it. So Why couldn't they make the 3rd film yesrs ago when the cast members are yonger. the studio didn't want to to now. I heard that thay have plains to reboot the series so idk.. do you guys know..