Forget that "MX Quad-core" moniker, because Meizu's just formally introduced its first quad core Android phone as the "MX 4-core" in Hong Kong event jam-packed with balloons and local celebrities (we really should've brought our sunglasses). For those who care, this is the first time ever for Meizu to collaborate with a carrier -- that being Hong Kong's PCCW, who's offering the HK$3,099 (US$400) 32GB model for free on various tariffs, while details are light on the HK$4,099 (US$530) 64GB version. Once the stage cleared we had a chance to take a closer look at the international variant of the MX 4-core. A