Getting old technology to do new things in a creative way is fun. Take, for example, Tony Kan of the My Apple Newton blog who details how he uses twittermail, to send tweets via email and Twitter's now defunct RSS feed to receive his incoming feed. Though Twitter no longer supports RSS, the link for your account is still live and kicking. Best of all, both services are available for free.
Using a combination of services is one way to tweet from your MessagePad, but there are other ways, too. Some folks use Newtscape, a text-only web br