Losing Bravia eng. if bootloader unlocked?

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http://forum.xda-developers.com – In the rooted topic ShallaX mentions you lose the Bravia engine if you unlock the bootloader. Is that really so? That would really suck as it's one if the main selling points. I hope i misunderstood, so please tell me it ain't so. Sent from my GT-N7000 using Tapatalk 2 (HowTos)