Is the 7artisans 6mm f 2 worth it?

Here is what the site says about that.

From 7Artisans 6mm f/2: 7Artisans 6mm f/2: A prime lens by 7Artisans for APS-C cameras, 6mm f/2. Specs - Maker: 7Artisans - Focal length: 6mm (prime) - Maximum aperture: f/2 - Made for: APS-C sensors - Mounts: Sony E, Fujifilm X, Nikon Z, Canon RF, Micro Four Thirds - Stabilised: no - Autofocus: no, manual focus What it frames like - On APS-C (Sony E, Fujifilm X, Nikon Z): like 9mm on full frame; f/2 gives about ...

From Sensor sizes: Is full frame worth it?: For low light, events, and portraits with very shallow depth of field, yes. For travel, street, wildlife on a budget, and most hobby photography, a good APS-C camera with good lenses is enough, and you'll carry it more. Lenses and light matter more than the last stop of sensor performance.

Quoted from this site's pages.