Whether they’re listening to a panel, chatting in the hallways or sitting in an airplane on their way to Cologne, Germany, Dmexco attendees will be bombarded by the Lumascape this week. The Lumascape is a series of charts that organize the madness of ad tech by grouping together similar companies on a single page. But before the charts from investment bank Luma Partners racked up more than 6 million views on the company’s website and spawned endless debate about fragmentation in the ad industry, it was merely a Powerpoint presentation given at an industry event.