AnyDVD HD would take care of regions for both Blu-ray and DVD. Expensive yes, but more flexible than the limited times you can change codes in hardware.
Going into CES, we knew we'd see a number of Ultra HD Blu-ray players. It's no surprise Sony has one of its own: the UHP-H1. Oddly enough the UHP-H1 is not a 4K Blu-ray player -- its main attraction ...