Apologies if I'm covering something you're already aware of, but that time is just Tim's (Everyday Astronaut's) best guess at when to start streaming. The actu

Apologies if I'm covering something you're already aware of, but that time is just Tim's (Everyday Astronaut's) best guess at when to start streaming. The actual launch time is unknown to everyone outside of SpaceX. For SN8 SpaceX published a live stream of their own a few minutes before launch, but we don't even know if they'll do that this time.