Except that takes planning guerrillas do not always have time for.
I don’t deny what you say. But there are more things to consider.
In the initial set-piece battles that baby will wipe out any opposition, I grant you that. Just as the US walked into Afghanistan and Iraq.
It’s holding on to what you’ve won afterward that is the difficult bit.
When the remit of your government doesn’t extend much outside the Green Zone, you aren’t in charge, no matter how fancy your drones and Apache gunships are.
At least the US forces had a safe base back in the homeland to refit their weaponry, rest and relieve their troops and buy their supplies. When the homeland is itself enemy territory it’s not so easy.