TLDR: We’ve successfully moved the main Crossref systems to the cloud! We’ve more to do, with several bugs identified and fixed, and a few still ongoing. However, it’s a step in the right direction and a significant milestone, as, whilst it is a much larger financial investment, it addresses several risks and limitations and shores up the Crossref infrastructure for the future.
This is a companion discussion topic for the original entry at https://www.crossref.org/blog/weve-migrated-to-the-cloud-we-hope-you-didnt-notice-but-maybe-you-did