I think not. They have their uses but will never replace a man on the ground with a rifle. Case in point: the difficulties we have in securing Iraq.
There aren't enough grunts because people that normally would have been detailed infantry are busy tapping out commands on laptops. The forces engaged are also too tank heavy.
The reliance on techincal gadgets and machinery to the detriment of land forces is obvious to anyone watching. Low-tech isn't sexy, but it's necessary.
You'll see.