I don't use Calibre long enough to be bothered by the UI. I use it for at most 10 minutes every few months. Import Epub, update metadata and send to device. Spe

I don't use Calibre long enough to be bothered by the UI. I use it for at most 10 minutes every few months. Import Epub, update metadata and send to device. Spend a couple of months reading the books then repeat import process again.