No, I shouldn't care. If mysql dissappears there is postgresql and many other open source options. All you should do is have an easy way to port all your data/

No, I shouldn't care. If mysql dissappears there is postgresql and many other open source options. All you should do is have an easy way to port all your data/code to the new database, which you should already have such backup plan, right? Hosting providers should be aware and prepared to switch databases too.