Panasonic has just unveiled a successor to its first 4K Blu-ray player, and it comes with a significant price cut. The DMP-UB700 is set to be priced at £400 (around $524 / AU$700), which is almost a third cheaper than its predecessor, the Panasonic DMP-UB900, which was priced at £599 ($785 / AU$1046). However this reduction in price doesn't quite make...