As ironic as that might sound, it was an important point raised by Tumblr panel moderator David Rollo, Chief Strategy Officer of BLiNQ Media, at the Social Media Insider Summit.Rollo was referring to the ironically named advertising model on Tumblr, which the social blogging platform doesn’t seem to want to promote much.Panelist Dave Surgan said that is simply because, unlike Facebook, Tumblr cares more about their users’ experience, than their advertisers’.