Dell has taken its sweet time in bringing the 7.75- x 7.75- x 3.5-inch Inspiron Zino HD to market, but just 24 hours after it made its market debut across the pond, this little zinger is finally available to the Yanks in attendance. Starting at just $229 sans an optical drive, the mini PC is far more exhilarating than most ho hum nettops. Oh sure, the base configuration is fairly unexciting, but thankfully Dell enables you to add up to 8GB of memory, a 1.8GHz dual-core AMD Athlon Neo X2 6850e CPU,