This is my 2nd day with Froyo and I am testing wifi tethering on Desire, it worked fine but for 10min. I set it to shutdown 10min. of inactivity to save battery, but I've active download during such time why it keep shutting down itself, I did not touch the keyboard during the download does this count !? ED. I am testing wifi tethering sharing the 3G on my Desire with Froyo, it works fine but for 10min., the wifi link breaks every 10min. no matter the setting, the tick mark still there but the icon disappeared, I must restart the hotspot to use another 10min., don't know the cause, anyone can help ?