"He then proceeds to destroy your existing systems, persuade your boss to make a swathe of redundancies and then buggers off with his loot before the new systems have been built, leaving you to sweep up the rubble."
Sounds like every damn scummy Management Consultant that I've ever had the misfortune to know.
This is nothing new. Management Consultants know dick about business and dick about people, they're just extremely good at lying about how much better things would be with mumble buzzword mumble.
This? This is just a Management Consultant who has figured out that you don't need a mouse with a touchscreen...