"If it is a bad piece of software we can build a business by selling a better one" does not apply here. Many have tried and failed. The reason being the users a

"If it is a bad piece of software we can build a business by selling a better one" does not apply here. Many have tried and failed. The reason being the users are not the buyer here. And the buyers will always lean towards the decision that will preserve their job. After all no one got fired for picking IBM.