I'm wondering if this might not be illegal under several countries' data privacy laws. Users need to be directly and visibly be informed, if and when data of theirs will be transmitted to third parties. As Google's ReCaptcha is based on tracking what websites you visit, what search terms you enter, correlating this data, and comparing this tracking profile of yours, it's quite problematic that the user doesn't even s…
Why resort to flimsy legal methods when you can just use uMatrix and block those requests directly? It's your computer, after all.