T-Splines replacement?

People will always want to make money where they can, with that said, the whole world (not just software) has been transitioning to the subscription model over the past decade. In general, that means much lower costs in the long run, especially when you factor what it used to cost for a permanent seat of something, followed by bi-annual upgrades. I remember the old days of “Oh you saved that in CS3? Could you save a CS2 file for me?”