Their solution to the problem of your customers leaving in droves is a truckload of new servers. Cures for the disease vary widely. As with all things to which it's easy to become addicted, there is potential good in moderation. Especially with consultants. Hiring a management consultant to tell you what you should be doing in five years is an open-ended, expensive, frivolous exercise.
Moderation is key.
Red wine with dinner improves longevity. Judicious use of consultants in a measured and controlled environment can add to management's longevity. Swilling grain alcohol at breakfast, like letting a horde of ex-accountants determine your organization's strategic direction, is a recipe for disaster. So stay on top, pay only for what you get and watch out who you let in your bed.