The arrival of webOS might be long overdue, but while Palm OS has certainly become a tad long in the tooth over the past few years, there's no overstating the importance of the OS -- particularly in its earliest incarnations -- in defining what a handheld and smartphone OS can and should be. Plus the incredible quantity of devices it spawned makes for quite the photo-op, as these folks discovered at a Hong Kong "farewell party" for the deprecated OS. There's a video after the break.[Via Palm Infocenter]Gallery: