1. You're saying it was necessary to lie to Tiff because she's the landlady/guardian, but it was unmercenary for Skylar to lie to MC because their peers/romantic partners?
Sorry, what explanation are you asking about?
2. I do the same thing. Sometimes in threads where devs are active and I see a lot of posturing on some criticism that I mildly disagree with, I make sure to speak up that I thought everything was "fine", so the dev doesn't think "oh geez, everyone hates what I did. I need to redo this whole thing!" I don't do it to disagree as much as to just speak up. I doubt Jes is that easily swayed, but it doesn't hurt to speak up.
3. We don't
know she went to the past. Maybe she went to the future where microscale transporter technology has turned tattooing into a 30-second process that materializes the inks into the dermis in a completed design with no wounds to heal. Hmm?? Did you think about that!?