Both my employers went for "e-mail in the cloud" and have fallen for Microsoft's Office 365 solution. Academic institutions used to be at the forefront of internet technology, pioneers in adopting e-mail. I feel now they're contributing to its demise by ever-greater centralisation. Read my frustrations in my new blog post "Rant against centralising e-mail in big-tech silos": https://proycon.anaproy.nl/posts/rant-against-centralising-e-mail/