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bcolflesh - 3:52 pm on Feb 23, 2009 (gmt 0)
[tumblelog.marco.org...] Mozilla/4.0 (compatible; Linux 2.6.10) NetFront/3.3 Kindle/1.0 (screen 600x800) - the one I used definitely passed NetFront, but I don't remember Kindle being in the string - maybe it was added in an update.
From here: