If you were one of many people who were upset when Google Reader began automatically displaying your shared items to all of your contacts in Gmail Chat, this one's for you: Google Reader now allows users to selectively choose who to share with. It's a nice improvement, especially considering the only way to unshare with someone before was to remove them entirely from your contact list. Thanks alaysias!
Google Reader Lets You Pick Your Friends
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Speculative fiction is the literature of change and discovery. But every now and then, a book comes along that changes the rules of science fiction for everybody.
I drive a lot of different vehicles when I need to get around, but I'm always a little worried when it's time to fill them up. Will something happen if I use 91 instead of 95, or vice versa? This thread at StackExchange answers the question.