Instead of paying $100 for seed that should last 10 years, you pay $10 for new seed each year, which insures you against the possibility of a disastrous and expensive crop loss.
A $100 seed should last 10 years.
Investors can decide not only that Microsoft owes its success to the abuse of monopoly power, and not only that the courts will strip the company of this ability, but that Microsoft doesn't know any other way to survive.