Thanks Bruce, I am impressed enough with the Pro version to consider upgrading to the MegaPak. I will hang fire on doing this until the 2019 version lands, it will probably save on an additional upgrade fee.

MacBook Air, iMac 21” 4K, both running Mojave. Logic Pro X, Garageband, Mainstage 3, Analog Lab 4. Arturia Keylab 49.
BiaB UltraPAK