Google Reader adds share options  Google's RSS feed software,
Google Reader, has been given an upgrade that allows its users
to more easily share content. The search giant has added
functionality that allows you to send items to Blogger,
Facebook, Twitter and a number of other services.  To enable the
functionality, head to the settings page and enable the services
that you want to see in the drop-down menu. Available services,
at the time of writing, include Blogger, Delicious, Digg,
Facebook, MySpace, Reddit, StumbleUpon, and Twitter, there's
also the ability to manually create a custom link to send to.
There's also the ability to subscribe to a person - which will
then pull in RSS content from the blogs, photo feeds and twitter
profile that the person has included on their Google profile.
You can access this functionality through the "From people you
follow" tab on the "Browse for stuff" page.  Lastly, the "mark
all as read" button now has the option to filter by date. That
means that you can mark everyth