Is the viltrox af 56mm f 1 7 air worth it?

Here is what the site says about that.

From Viltrox AF 56mm f/1.7 Air: Viltrox AF 56mm f/1.7 Air: A prime lens by Viltrox for APS-C cameras, 56mm f/1.7. Specs - Maker: Viltrox - Focal length: 56mm (prime) - Maximum aperture: f/1.7 - Made for: APS-C sensors - Mounts: Sony E, Fujifilm X, Nikon Z - Stabilised: no - Autofocus: yes What it frames like - On APS-C (Sony E, Fujifilm X, Nikon Z): like 84mm on full frame; f/1.7 gives about the depth of field of f/2.5 there. ...

From Viltrox AF 35mm f/1.7 Air: Viltrox AF 35mm f/1.7 Air: A prime lens by Viltrox for APS-C cameras, 35mm f/1.7.

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