No way, the next big thing is always just around the corner. The world will change, facebook and google will become old and their successor(s) will come from so

No way, the next big thing is always just around the corner. The world will change, facebook and google will become old and their successor(s) will come from somewhere they don't expect. Look at how Microsoft surprised IBM, then Google suprised Microsoft and now Facebook look like they might threaten Google's empire.