https://techcrunch.com/2019/02/28/tesla-halts-online-sales-ahead-of-elon-musk-announcement/

Tesla buyers might have a hard time ordering a vehicle through its website for the next several hours.

The “order” webpages for the Model 3, Model S and Model X vehicle all redirect to show nebulous  message that reads “”The wait is almost over.” Below the main message, it reads “Great things are launching at 2 pm.”