If you have a Sony cellular phone, you may want to see if you got lucky. It looks like my Xperia Ion won't receive it until Q2 2013, buy hey, better late than never. Yours may come earlier.
Sony announces its Jelly Bean upgrade plans | Computerworld Blogs
Until then, we'll have to limp along with Ice Cream Sandwich 4.0.3
HAF 932 Advanced / Corsair AX1200 / Asus Rampage IV Extreme / i7-3930K / H100 Cooling 4x120mm
16GB Corsair DDR3 / GTX 580x2 SLI + GTX 460 PhysX / SSDs Mushkin 240GB, Crucial 256GB, Crucial 512GB