- it does not sound as good as a real amp, or a Nebula library of the amp
- why make Sansamp presets for Nebula if we can not do distortion ? The PSA-1 is not very well-known for clean sounds.
I said before that it could be very useful like production tool in some context. It´s very used in bass audio treatment mixing the original signal of the bass in three with a DI box - bass amp -Sansamp. It´s very used also in some styles of music like metal for get a more "organic" sound mixing the real amp sound with the sansamp sound. We could get a better sound of our amps simulators software if we would want it making work together virtual amp and sansamp, it´s other option.
And this wouldn´t be the first time that somebody make a Nebula library of a amps hardware emulator: