In Google Reader, you can click the arrow on a folder and select "Create Bundle" to create a "Bundle", which is just a link other Reader users can use to add the feeds to their subscriptions. It also creates an OPML file though, which can be imported into most RSS readers.
Some rough notes from the event that Orrick held. A friend found them useful, so you may too (whether or not you attended)! I also put up notes from the 'How to Choose the Right Incubator for Your Startup' event here: http://news.ycombinator.com/item?id=2686089
Notes from the event that Orrick held. May come in handy for anyone who missed it! Also, you can find notes from the 'How to Choose Your Angels' event here: http://news.ycombinator.com/item?id=2686092