His business is cloud cost engineering and his natural enemy (or best friend since it generates so much consulting) is AWS's managed NAT gateway: https://www.lastweekinaws.com/blog/the-aws-managed-nat-gatew...
The review includes the following, which I doubt was approved by AWS marketing:
> AWS gets a lot wrong. They have ridiculous marketing campaigns, they build five services that do mostly the same thing and then name them like malevolent toddlers, and they've never found a partner they couldn't find a way to compete with.
(Followed by grudging praise which seems earned).