Does Task Automation Improve Code Reviews?

Alex Gaynor, who is active in several open source communities, asked an interesting question on Twitter today:

Looking for studies as to whether automation of auxiliary tasks (running tests, style checks, etc.) improves code reviews?

If you know of any, I'm sure he'd enjoy hearing from you.

In the wake of posts about Shopify's support for white nationalists and DataCamp's attempts to cover up sexual harassment
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