Patents are only useful if they are actually enforced, through lawsuits and lawyers. The amount of time and money spent on patent lawsuits as opposed to innovat

Patents are only useful if they are actually enforced, through lawsuits and lawyers. The amount of time and money spent on patent lawsuits as opposed to innovation is a form of deadweight cost and must be factored in any argument for or against patents. What patents give is a seat at the negotiation table. It is not by itself a business model.