I'm currently using a minidisk for the same reason. It is dirt cheap, disks are almost free and have an endless amount of writes, the tech is bizarre, the sound is digital. Some crazy folks reversed the protocol from Sony kiosks so now you can burn minidisks directly from chrome

Roguelike

I'm not using apple email client, but I love this trait of email in general. All my email clients support maildir format. So I can read emails, write emails, but sync happens independently

No no, my colleague for example instantly got it