The good news for digital marketing this holiday season? Digital ad spend has surpassed TV ad spend, topping $72 billion in 2016. The bad news? For the most part, digital advertising produces abysmal results. Industry-wide, click-through rates are below one percent, and response rates for display ads are just 0.09 percent. Worse, digital ads have become so annoying and intrusive that more than 25 percent of consumers are actively blocking them. Read more at Retail Wire.