I have seen 3G phone being sold for about $200 on craigslist.
I had sold my 2G for $250 and now 3G, mostly for the same.

Will get my iphone 4, this week. Wonder when jailbreak will be available though.

BTW, for squeezebox users..the iphone app "iPeng" is awesome to control the music.

--Avi

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Samsung 65" 8500, xbox 360
Sunfire AV7702
Marantz AV7704
Sony UBP-X1000ES
M80s, VP180, QS8s, EP350