I consider Microsoft the patent troll in this case. (https://www.wired.com/2013/11/rockstar-2/ https://www.wired.com/2013/11/rockstar-2/) Microsoft at the time

I consider Microsoft the patent troll in this case. (https://www.wired.com/2013/11/rockstar-2/ https://www.wired.com/2013/11/rockstar-2/) Microsoft at the time was bragging about Android licensing revenues and basically using whatever they had, including non-practiced patents, to threaten Android OEMs into submission.