Don't forget to apply your pre-boarding key to the official version.
The official launch for Pirates of the Burning Sea is tomorrow! They're getting all ramped up for it over at Flying Lab:
At 9:00a Pacific Time on Tuesday, January 22nd, Pirates of the Burning Sea will officially launch for our North American and European customers. The transition requires us to put our servers into an administrative mode for testing and quality assurance, beginning Monday, January 21st at 6:00p Pacific Time. As of that time you will be unable to play until we resume service the next morning.
Read more at the Burning Sea site.