Tonality Pro review

Recently I heard about a new tool for Black and White conversion called Tonality Pro. It is on of the interesting product produced by the guys from MacPhun and it addresses only to Mac users. Tonality Pro can be downloaded and tried for free for 15 days. I will write this informal review having as a reference Nik Silver Efex Pro which is what I currently use for my black and white work all time. As Nik Silver Efex is generally recognised as a market standard and a product of high quality and maturity in the world of photography plugins, I must admit that the bar is very high for any competitor. Tonality Pro comes as standalone application or as plugin for Photoshop CC/Lightroom/Elements/Aperture. I am going to test it only as plugin for Photoshop as my workflow is entirely in CC, so going out in an external application and importing image back to CC does not really make sense for me.The first think I must say is that it is a bit slow. Both lunching it and applying some p...