Sigma 28-105mm f/2.8 DG DN 'Art' lens review

Yet another striking new lens from Sigma...is that zoom range useful enough, and will the thing be SHARP enough for anyone to really want it, though?
All pictures taken by me on Sony a7R III and a5100 cameras.
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Canon RF 35mm f/1.8 IS STM: geni.us/CanonR...
Marumi Fit and Slim CPL Filter: geni.us/Marumi...
AudioTechnica AT2020USB+ Microphone: geni.us/AT2020... Rode Smartlav+
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Zoom H1n Recorder: geni.us/ZoomH1...
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Music: 'Opportunity Walks', Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 3.0
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