Did the upgrade too, as I already have the qualifying products listed. Could not activate the upgrade serial, though, for lack of “base product”. Opened a ticket.
Checking next week. Meanwhile, some interesting thoughts in this thread:
https://gearspace.com/board/product-alerts-older-than-2-months/1357220-wavegrove-releases-vastaus-free-high-end-fixing-smoother-overdrive.html