That is a good possibility.
Look at avatar in which a guy takes info from a main computer and slides it onto his "tablet" like computer.
But yeah... in a certain way, MS-Windows days could be in trouble.
- Little games... consoles own the game market now.
- Other than MS-Office and a few apps, the normal computer uses just a browser for everything. email, office apps, games, etc.
- Even a $300 nettop works enough for the internet.