What Can Blockchain Really Do for Advertising in 2020?

Back in 2018, there was a lot of hype about blockchain saving advertising and Senior Editor Lynne d Johnson was riding the wave—high. Now that the hype is over, there are actually quite a few projects proving every day that blockchain and related technologies like cryptography and permissioned ledgers can actually bring more efficiency and transparency to the advertising ecosystem. We caught up with seven blockchain for advertising advocates to get a grip reality in 2020.