If there were anything a frequent traveler needs more than a towel (and money, and identification, and maybe a cellphone) it's a Kindle 2, and to celebrate its ability to provide free access to the world's great information repository from absolutely anywhere (within in the United States that has cellular access), Adafruit Industries has turned it into something of an ode to Douglas Adams's great epic: The Hitchhiker's Guide to the Galaxy. After a little burning action courtesy of its Epliog 35 watt laser (which we've