I don't think the Mac Mini will take full advantage of Tiger; the Powerbooks and G5's are Tiger ready.

The Ibooks are also very nice machines for home use, plenty of power. If you like easy to use computers get an Apple, even Jessica Simpson was able to set up an Isight camera on her Mac

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1979 Black on Black, 300CD (sold), 1990 Black 300SE, Silver 1989 Volvo 780, 1988 300CE (vanished by the hands of a girlfriend), 1992 300CE (Rescue).