I've been waiting for this to happen, and it's finally here: Google Gears . Simply install Google Gears and then you can start using Google Reader through the same Web interface but against a local relational database. Once you have Gears installed, you'll see an "offline" button (green down arrow) in the upper-right-hand link menu. When you click the button, Gears downloads all of your feeds to the local database and while it's doing it you'll see something like this: Once it's down synchronizing, you can disconnect from the network and read your feeds on the airplane like you've wanted to. Right now, Google Reader is the only app that currently supports Gears but I expect that to change soon. I hear GMail, Google Calendar, and Google Docs will all support the same offline mechanism soon. Read More...