A lot of people in this community aren't great with the original fnaf formula, so it's going to be easy for the first two night, and as for the power, it only exist to prevent you from keeping the doors closed for an extended period.
As for the scenes, I think you're right; they kinda suck now without the dialogue. But I'm not exactly sure how to implement it in again. I'll try to workshop some ideas, but I can't guarantee it'll be added again.