If his intentions were solely for his own personal satisfaction, it affected no-one, and he anonymised all information then no, I have no problem with that. In

If his intentions were solely for his own personal satisfaction, it affected no-one, and he anonymised all information then no, I have no problem with that. In fact it kind of reminds me of articles from dating companies where they release the 'best openers' and other interesting data about their users.