I used to have Calibre, but decided not to install it on my latest system, due to this bug and the cavalier reaction to it: https://bugs.launchpad.net/calibre/+

I used to have Calibre, but decided not to install it on my latest system, due to this bug and the cavalier reaction to it: https://bugs.launchpad.net/calibre/+bug/885027 https://bugs.launchpad.net/calibre/+bug/885027