@jackie_w: Here's the patch promised in
here to fix the autoreboot on Kindle 2/3/4 when users have both my screensavers & fonts hack installed

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I'm in a bit of a hurry so I haven't tested anything, but it's more or less what we did in the Kindle Collections plugin, so hopefully I didn't break anything

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EDIT: Killed the attachments, merged in latest release ;-)