In my personal opinion I’m ambiguous to her actions. If she didn’t have him there he probably would get up to some more rascally clown stuff. While her methods are unorthodox, they’re effective in keeping an eye on him.  

He used to the portals in the Frog Temple to teleport into the Medium, get her dream corpse, and bring it back through the portal to Earth.

In the pre retcon timeline Gamzee was the one who prototyped Equius behind Dirk’s back and Dirk just decided to prototype AR for the second tier because he promised he would. In the post retcon timeline Vriska was the one to prototype Equius. 

They were preserved in the refrigerator seen here.

I’m pretty sure there’s no difference.

She arrived on Jade’s yellow prospit ship but she’s not around currently.

In 2013, Hussie canceled shipping
Source

Thank you, it’s been that for about three years I think, long before my time as a mod.  I do remember that it was changed to Jade because she used to forget things in the beginning of the story.

It’s based on the version of the game they played.  Pre-scratch kids played the Sburb Beta and the post-scratch kids played the Sburb Alpha.

You pick a keyword and Ctrl+F that son of a bitch until you find a source or explanation or whatever the hell you’re looking for. You also have to factor in quirks so you might need to search it in the quirk.