They link the value provided by updates/maintenance to a tangible cost.
Unfortunately, they do not guarantee that the value added and the extra cost are proportionate, or even have the same sign.
Unfortunately, they do not guarantee that the value added and the extra cost are proportionate, or even have the same sign.
Also, the alternative we're increasingly using now (the Affinity suite) doesn't cost anything like thousands for a permanent licence, so this idea that it's somehow necessary to charge that kind of money to make software development viable in this market is demonstrably wrong.