> wait till the patents expire If this is the case, then wouldn't "buy a bunch of patents and (with great fanfare) make them open-source" be a relatively low-c

> wait till the patents expire If this is the case, then wouldn't "buy a bunch of patents and (with great fanfare) make them open-source" be a relatively low-complexity way for a billionaire who feels like making a name for himself to accelerate progress on fighting climate change?