@koeiekat : Yes, you're probably right. Although it does not really have a great importance, because the likelihood that they will take passion for creating font remains fairly low.
However considering the price may Honer the version you present me I'll be éffort offer a version 5.1.
thank you

How come all of you ask this all the time? Have I ever asked any one of you who are so in favour of FontLab whether they own Adobe?