When I write an app, I never worry that one day I'll wake up to an email from my database saying "I'm done storing your data, you'll have to export it to anothe

When I write an app, I never worry that one day I'll wake up to an email from my database saying "I'm done storing your data, you'll have to export it to another database. Look, I made it really easy to migrate." It's a nice product, but it would work better as an open source service I could host on my own servers and databases.