I'm back from Australia! I missed pretty much everything that happened in tech for the last two weeks, but the one thing I did hear about during the craziness was the Kindle DX. Its larger size makes it ideal for textbooks, newspapers and professional documents, and it comes with PDF support. If you're not familiar with the higher end speaker market, I've got a couple for you to take a look at today. The CAT MBX Speakers cost $560,000 per pair. Or, for about half the price, check out the Magico Ultimate speakers. HigherFi.com has even more to browse through. The CS3 Speakers go on my Gadget Lust List for their design, but I certainly won't be buying them at $3,000. PermaFLOW is a clear sink trap designed to let you see what's happening down your drain. It includes a knob that will sweep out things that get stuck. When you're thinking about gadgetizing your house, you can't skip over a robotic lawn mower. The Automower 260 ACX from Husqvarna will automatically mow your lawn and charge itself, has ...