wow...
so many jornadas. i have four too, but one is dead
(bought it as parts machine
), the other is just a 680.
third is born a j728 fourth received the hpcfactor upgrade!
soo yes i would like to figure this out myself, and found hs messenger which enables you to send messages over irda or even bluetooth. now i have two bt cards so i'll try it out soon
not sure about wlan
but i'm interested, as i've got four wlan cards at the moment
(one will have to go, a senao pcmcia .. i'll keep the CF one
)