I was surprised to see that this lawsuit seems to be about copy protection, specifically Android app signing, not anything specific to flight simulators.
This seems strange; does android app signing even use "communication with a server to perform a license check"? That sounds more like serial/license number verification.
Yes, it took a while to find. This is one example where changing the headline on HN to match the headline of the blog, where it expects to sit inside a lot more context, is just confusing.
The specifics of the suit were two clicks away from the linked page: http://www.x-plane.com/x-world/lawsuit/details/
This seems strange; does android app signing even use "communication with a server to perform a license check"? That sounds more like serial/license number verification.