Then don’t buy from them, plenty of venues
Amazon can can go forth and multiply with itself.
That said, Kobo is great if they have the book you're looking for.
No internet required. No sync software required. It’s quite nice!
The update script was pretty much this (on a laptop set up not to automatically mount removable filesystems):
#!/bin/sh -x
DeviceMountPoint="/media/pocketbook"
mount "$DeviceMountPoint" || exit 1
cd ~/doc || exit 1
rsync -crltv . "${DeviceMountPoint}/."
Status=$?
umount "$DeviceMountPoint"
exit $Status
And the `/etc/fstab` entry was something like: /dev/disk/by-id/usb-USB-FS_PocketBook_MYSERIALNUMBER-0:0 /media/pocketbook vfat user,noauto 0 0