What is MaaS, and how do we get there? And what do walled gardens have to do with the future of transportation?David Zipper, Resident Fellow at the German Marshall Fund, joins SAFE Greg and BB&K Greg for an exploration of Mobility-as-a-Service (MaaS) that cuts through the buzzwords in search of the true meaning and purpose of MaaS. David's articles discussed in this episode are listed here: https://www.davidzipper.com/featured-writingYou can keep up with David on Twitter: @DavidZipperAs always, you can keep up with the Mobility Podcast on Twitter: @MobilityPodcast, @AVGregR, @SharedMobilityS, @SmarterTranspo.