) ▁was ▁first ▁announced ▁by ▁Son ic ▁Sol utions ▁at ▁the ▁end ▁of ▁ 2 0 0 5 ▁and ▁was ▁enabled ▁by ▁the ▁DVD ▁C CA ▁in ▁an ▁am end ment ▁late ▁in ▁ 2 0 0 7 . ▁By ▁using ▁record able ▁CSS , ▁mov ies ▁can ▁be ▁burn ed ▁to ▁DVD ▁in ▁encrypted ▁form ▁just ▁as ▁on ▁regular ▁mass - man ufact ured ▁DVD s . ▁ ▁With ▁the ▁Q fli x ▁system , ▁writing ▁CSS ▁to ▁record able ▁DVD ▁requires ▁special ▁DVD ▁writers ▁and ▁special - made ▁record able ▁DVD - R ▁media . ▁The ▁first ▁Q fli x ▁drive ▁and ▁special ▁Q fli x ▁media ▁became ▁available ▁end ▁of ▁ 2 0 0 8 . ▁Pr ices ▁of ▁drives ▁and ▁media ▁are ▁higher ▁than ▁standard ▁DVD ▁drives ▁and ▁media . ▁D ual - layer ▁Q fli x ▁disc s ▁( D VD - 9 s ) ▁became ▁available ▁in ▁the ▁second ▁half ▁of ▁ 2 0 0 9 . ▁ ▁Record able ▁CSS ▁DVD ▁media ▁are ▁not ▁writ able ▁in ▁standard ▁DVD ▁burn ers ▁and ▁will ▁not ▁be ▁recognized ▁as ▁blank ▁media . ▁Using ▁Q fli x ▁technology ▁with ▁DVD - R W , ▁DVD + R , ▁and ▁DVD + R W ▁is ▁techn ically ▁possible ▁but ▁has ▁not ▁been ▁purs ued ▁by ▁the ▁companies ▁involved . ▁The ▁Q fli x ▁media ▁is ▁able ▁to ▁be ▁written ▁with ▁a ▁D X E ▁Prote cted ▁Disc ▁Rec order ▁( P DR ). ▁ ▁It ▁has ▁been ▁proven ▁possible ▁to