Eh, it's skipped in "the enemy" section an important bit, that was spelled out in the intro by the buyer, and wasn't listened: if the small vendor goes bust, who maintains the system after? if you plan for in 10 year cycles, greenfield buys look scary
That why vc look favorably to startup which go trough the motion of setting up partner led sales channel. an established partner taking maintenance contracts bridge the disconnect in the lifecycle gap between the two realities.
But no, corporate is bad, I guess.
It's an interesting problem for small businesses that want to sell stuff that will be used and relied on for a very long time.
In a sense, they have to make themselves obsolete. Either by making sure they are a part of a larger network, or by making sure that the org itself can own the product or service.