Grumpy Old Geeks Topics Hashtag consent for photo use Topic Hashtag consent for photo use 2 mentions in 1 episode The hosts discuss whether brands may use social media photographs associated with a hashtag. Mentions 129: Selfie Selection Sep 25, 2015 4:59 did I just give my hashtag permission? Question mark hashtag consent for photo usage is trending 6:13 Hashtag does not imply consent.