Given the phrase it is implied that this file set is rare. While the physical CDs are available second-hand, the "FLAC Exclusive" moniker often refers to a specific digital leak from early HD music stores that no longer license the album.
To understand the value of this release, we must look at the historical context. By 2009, Enya had completed her initial creative trilogy of the 2000s ( A Day Without Rain , Amarantine , and And Winter Came ). Warner Music Group decided to celebrate her career not with a standard cash-grab compilation, but with a meticulous remastering project. Given the phrase it is implied that this file set is rare
This disc contains the radio-friendly hits, but presented in un-compressed glory: but presented in un-compressed glory: