Player's that qualified for Legacy status, and pre-orders for the new Collector's Edition were the ones granted early access. Even if you had the original CE but didn't qualify for Legacy status are stuck waiting until the 27th.
____________________________Humankind cannot gain anything without first giving something in return. To obtain, something of equal value must be lost. Data Center: Primal; Server: Ultros; Free Company: The Kraken Club; Grand Company: The Maelstrom; Chocobo: Kweh