1. The gravity is about the same as Earth - if it's heavier or lighter, it's not noticeably so.

2. Any deal with Delight that was not fully completed before her betrayal won't be able to be completed now, and any ongoing deals will be stopped. So if he didn't get his movie yet, he's not going to. However, if the end of the deal is backdated (if he completed his end, and told her, before the Null attack but it just hasn't been threaded yet), it can still be finished.