I just checked "Californication" (used for all their other examples here: https://soundcloud.com/honualx/sets/source-separation-in-the-waveform-domain https://s

I just checked "Californication" (used for all their other examples here: https://soundcloud.com/honualx/sets/source-separation-in-the-waveform-domain https://soundcloud.com/honualx/sets/source-separation-in-the...) in RX9 Music Rebalance with the setting to "best", and I wasn't very impressed. Seems like this tool might be better than Izotope's.