And nowadays the write back buffer could be on the device itself, and as you hit the &#x27;eject&#x27; button it could use the power from a small capacitor to commit it to the disk. Thus no separate &#x27;eject&#x27; in the operating system - pop it out and go.<p>They could replace Blu Ray with this new format, so all those sci-movies in the 80ies where there are films on floppys - those will turn out to be right.