Beeswax CEO Ari Paparo has a short but useful post about the challenges to building a sustainable ad tech ecosystem, especially in Europe:

The key question we should ask is: “How do we encourage creativity and innovation in an industry that is consolidating and where the cost of doing business is increasing?”

If you are attending IAB Interact this week, you can hear Ari speak more about this subject in his panel on Wednesday.

Read the blog post on the IABEurope website: Differentiation in an Era of Consolidation.