What is the viltrox af 23mm f 1 4 good for?

Here is what the site says about that.

From Viltrox AF 23mm f/1.4: Viltrox AF 23mm f/1.4: A prime lens by Viltrox for APS-C cameras, 23mm f/1.4. Specs - Maker: Viltrox - Focal length: 23mm (prime) - Maximum aperture: f/1.4 - Made for: APS-C sensors - Mounts: Fujifilm X, Sony E, Nikon Z - Stabilised: no - Autofocus: yes What it frames like - On APS-C (Fujifilm X, Sony E, Nikon Z): like 34mm on full frame; f/1.4 gives about the depth of field of f/2.1 there. ...

From Viltrox AF 56mm f/1.4: Viltrox AF 56mm f/1.4: A prime lens by Viltrox for APS-C cameras, 56mm f/1.4.

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