This podcast episode discusses the complexities of choosing a newsletter hosting platform and draws parallels to the choices retailers face when building their retail media networks (RMNs). The speaker highlights the importance of considering factors like deliverability and ease of use for both the newsletter author and the audience, mirroring the need for brands to understand the technical infrastructure of different RMNs. The episode emphasizes that the technology behind RMNs significantly impacts campaign outcomes, citing examples like ad server load time and reporting capabilities. The speaker suggests several key questions brands should ask retail partners to assess their RMN tech stacks, focusing on aspects like page load times, reporting APIs, and ad inventory allocation. The episode concludes by stressing that understanding these technical nuances is crucial for brands to make effective retail media investment decisions.