Nobody says that display ads don't work, of course they do. The point is that they don't justify Facebook's hype or valuation. It's a matter of numbers, and it'

Nobody says that display ads don't work, of course they do. The point is that they don't justify Facebook's hype or valuation. It's a matter of numbers, and it's perfectly fair to compare both. There's a reason Google is by far the most valuable company in the online advertising industry.