X3 and Koreader syncing

I had a very confused evening debugging my new XTEINK X3 when trying to use Koreader Sync. It appeared to complete the sync process successfully, but no progress ever got synced. By the way the XTEINK X3 is wonderful little device. It&rsquo;s so small and does what it does (just reading) really well. When I got it I naturally immediately installed Crosspoint to get some extra features. One of…