Usually, I'd agree with you, but it reads really bad in this case: If one wants to get converts, one should make the software that makes today's software obsol

Usually, I'd agree with you, but it reads really bad in this case: If one wants to get converts, one should make the software that makes today's software obsolete. If one doesn't make it, someone else will, and when they do, one's FOSS version will be obsolete as well.