Cause her lease was over. She mentioned that the new place is bigger and cheaper. Also she mentioned that she had realized she wasn't really taking advantage of being downtown and it wasn't worth paying the extra for that.
Also I hope I don't regret saying this, but her brother's twitter is
Probably the same reason why ppl follow celebrity gossip, it's prob just some random curiosity. That being said, there's also probably some weirdos like that one dude that wanna harass them over it 🤷‍♂️