The situation is roughly this: someone says "Oh, it would be great if I could use FOSS for
$expensive_closed_software is so much better at it." This, to me anyway, always seemed like a terrible situation. You are completely at the mercy of the vendor. They can charge exorbitant fees, ignore your requests. And if they ever change those features that you are completely dependant on, you'll have no way to get your work done.