We could probably look back to when the laws were passed about identifying the source of broadcast and print ads, as well as "...and I approve this message" in

We could probably look back to when the laws were passed about identifying the source of broadcast and print ads, as well as "...and I approve this message" in broadcast ads. I'm sure there was some controversy, or at least discussion, that could be reflected upon in the current fight. Perhaps the whole history of fights in campaign finance reform applies. I wouldn't be surprised if Facebook has already done this.