Trion has announced the launch date of ArcheAge.
Open beta: September 4th - September 8th, start at 10:00 AM PDT
Head start: September 9th - September 16th, start at 10:00 AM PDT
Launch: September 16th
All progress from Head start will carry over to launch.
If you want to play at Head start then you have to buy a Founder's pack