Same here. Below is what transpired over the past week.
8/22 - Reached out to Tesla on earlier than 9/1 delivery appointment and was told my car would arrive on 8/24 and scheduled for 8/26.
8/24 - Car now arriving on 8/28 instead and re-scheduled for 8/29.
8/27 - Car will now arrive on 8/29 and...