Earlier quoted context omitted.
> There is plenty of documentation on data collected (see first posts regarding Human Web on the tech blog), how anonymization works, why record-linkability on data collected is prevented (and forbidden), etc. Furthermore, source code can be inspected, as well as traffic in the case documentation is not enough. Question is, is it opt-in data collection or do you make the choice for me? If it's opt-in, great. Otherwis…
You can apparently opt-out. On mobile but I think it was in one of their blog posts.
I really rather opt-in:-)