Where are smart marketers spending money in gaming?

At The Drum’s Media Summit, a panel of experts discussed the good, the bad and the ugly of gaming marketing.
Brands are no strangers to gaming. From the beginning of the medium, brands have sponsored or even created games as marketing tools. But as the marketing industry turned to programmatic and digital video advertising, the gaming industry lagged behind. 
That was partly to do with a reticence to engage with a demographic that appeared to resent advertising intrusions, and partly