Various causes: There are very many causes, from congestive heart failure, to lymphedema, to venous insufficiency, blood clots, pregnancy, a various other causes, including serious and not-so-serious causes.
I have a Sony DVP ns55p blu-ray player with a usb port in the front. The player requires that the usb flash device (thumb drive) be formatted in FAT32in order to recognize it.
Pioneer and Buffalo announce first 128GB BDXL optical disc burners for PCs. 128GB BDXL Blu-ray disc specification finalized... and fabulous! Looks like the Blu-ray Disc Association has published the final specs for the monster BDXL disc, opening the way for manufacturers to start introducing the technology in their optical drives.