This is the coolest tool designed by one of the founders of Twitter. It is a credit card swiper. Alas, every other smart phone on the planet it seems can work with this thing but not WebOS Here is a link to his review: http://www.nytimes.com/2010/09/30/te...f=personaltech
And a link to Square itself: https://squareup.com/get-started
I sure wish they would write a program so that it would work on a Palm Pre.