After Microsoft purchased GitHub, Google invested big in GitLab.
GitLab's business is not direct competition to GitHub: instead of mostly selling hosted service,
GitLab's customers are mostly hosting on premise. So GitLab's moving cloud hosting
is likely driven by collaboration with its major investor, and moving away from owner of its major competitor. Makes a good headline...
How GitLab Managed to Migrate from Azure to Google Cloud Platform
GitLab’s journey from Azure to GCP | GitLab