Well, you get bought out by a profit only sort of thinking company and there is no ethical or moral sense to making a fast buck . . . Honestly, once you have paid for the software, it's pennies to add your name to a list of updated owners and get the chart updates. I understand they are going to be giving them a legacy edition of the software, how ever that works.
Anyone who buys a "lifetime anything" in this world of corporate take overs and shutting down companies is a little bit daft. All it takes is mismanagement, a corporate raider or simply a death of the founder and that's all folks. . .