[citation][nom]upgrade_1977[/nom]Huh? what does this even mean? What does a toaster or a refrigerator have to do with computers? This comment doesn't even make sense. LOL[/citation]
[nom]upgrade_1977[/nom] is making an analogy - Combining a toaster and a fridge into one device, instead of making two devices that do their job cleanly.
This refers to making one OS that has to deal with for example: an 8 core gaming machine as well as phones designed to save power and run on 1GB of memory.
Corporate as well as home systems.
Legacy software, hardware, and apis - IE 7 has to run on it as well as driver for my 8 year old printer...
All of the above and do it well! On a Windows phone, on a tablet, on consumer smart phone...
I called it a "minivan-sportscar-scooter-motorcycle" a few comments above.