Sandbox devices are tools that come pre-loaded with things like calendars, calculators, and a notepad. What differentiates them from smartphones is that users can add (download and install) additional programs to smartphones and they seemingly become good portable computers for the people who use them. That - and the ability to edit the content that sits on them - is what makes these phones "smart."
Some of the more popular brand names include the Blackberry, PalmSource, Nokia, and Windows CE. Yet the craze is extending to even some unknown company names. Today, it's hard to find a cell phone that doesn't offer some sort of "smart" technology because it's in such a high demand. The convenience of having information at our immediate access is phenomenal - so much so that thousands of programmers have jumped on the opportunity to build unique applications specific to these small machines.
As a result, you can find tons of games, databases, GPS systems, weather reporting programs, and even small encyclopedias on these things - each accessible not at the click of a mouse - but at a few presses of a free thumb. Of course a small keyboard is available for the text-messaging fan or for the poor fellow who can't seem to get away from the office. In the latter case, don't be surprised if you find the entire Microsoft Office suite displayed within a screen no bigger than a matchbook.
Is this a phase? That's highly doubtful. The market for these devices extends from the highly technical and professional all the way to the pre-teen socialite. The product crosses all demographics and thanks to decreasing expense - it sees no economic boundaries as well. The Wikipedia encyclopedia claims that "Out of 1 billion camera phones to be...