Marketers: you are clueless about media effectiveness, apparently

‘There is a clear disconnect between the scale of investment in online media and the value it delivers’. This is one of the key findings from a recent report commissioned by Radiocentre.
The report is basically saying this: marketers are clueless about media effectiveness. They think digital is much better than it is, and traditional media is much worse than it is.
I have a different opinion.
In my version, marketers are not clueless, hapless or stupid non-academics - maybe they are