I'm actually right this minute going thru all the extra features on a Terror Vision / Video Dead bluray double feature set.

Organ envy.

Softened water isn't for drinking. There's either a central sink (usually kitchen) which bypasses the softener, or they need to use bottled water. Those are the houses big water jugs are often delivered to.

13 hour documentary about the Witchcraft series.

I want to see more of this series in that animation style!

There should be a little Kevin making the same expression inside her mouth.

Yes. Same with 3D effects that extend onto the letterboxes.

It's been a debate. Some people argue for that consistency, others argue the home audience isn't getting to see the full image. It's case by case, usually director's choice. Nolan and Ridley Scott do it too.

So I've heard. Never read it.

This isn't uncommon in films where specific scenes are framed for IMAX. Sometimes it's adjusted for home video, sometimes not.

The spoiled, reckless princess of a fallen kingdom, not wanting to deal with the existential crossroads of who she wants to be with the powers she has. You can make a great story out of that.