I can only say that, if you don't see a difference in quality comparing Superfly to Firefly, then... stay in Firefly, I guess. For me the difference is glaring, but hey, to each their own :)

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Feel free to call me Ohki!

Poser Pro 11, Poser 12 and Poser 13, Windows 10, Superfly junkie. My units are milimeters.

Persephone (the computer): AMD Ryzen 9 5900x, RTX 3070 GPU, 96gb ram.