Just click a link on a web­page and you have your app run­ning. Even on my iBook. Mak­ing it more and more con­fus­ing: I've in­stalled Screen Span­ning, En­light­en­ment as X11 win­dow­man­ag­er with mul­ti­ple desk­tops and re­mote con­nec­tions all over the place. I want­ed to try ion as win­dow­man­ag­er, but that isn't avail­able for 10.4.3 yet I think...