I was looking at one of the professional math toolbenches the other day, and pricing ran like this: Base Product, $X. Addon A, $a Addon B, $b etc.

I was looking at one of the professional math toolbenches the other day, and pricing ran like this: Base Product, $X. Addon A, $a Addon B, $b etc. I have a hard time believing that these solutions can't be architected in such a way that each plugin is a discrete charge that can be listed.