2) Do you see any potential for a company to offer patent troll defense as a service and drive costs down, or does it seem too big a problem to productize/scale a solution for?
2. Some of the existing collectives combine their IP assets to give each other a license to each other's patents or the benefit of any future settlements, which limits the exposure a bit. Not sure if something like underwriters of patent troll insurance could combine the incentives enough into long-term view to make that worthwhile.
Google also has a giant shared patent pool that they let other companies use to defend themselves, so this is part of that, alongside the article I shared.
BT attacked Google with a patent lawsuit in 2011. And Google certainly held the belief that Uber was acting quite nefariously toward Waymo.
Punch someone in the face, do not be surprised if they defend their self and come back at you.
In this case, anyone is free to use the algorithm, and Google won't go after them with the patent.
Are any attorney fees you might win actually comparable to the real cost to cloudflare?
Who says lawyers can't live dangerously? ;-P