31 March 2010 14:15
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Syphir Adds Awesome Advanced Filters to Gmail - Gmail - Lifehacker
(via)Ever wish you could get even more nit-picky about your Gmail filters? Free Gmail-based webapp Syphir filters messages by arrival time, number of recipients, and whether they "need" replies. It really works, and it might just scratch your last, hard-to-reach inbox itch.
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