Google Reader, Google Building Maker, Google Voice App for Blackberry, Google Cloud Connect and many other features or services will be closed soon.
http://googleblog.blogspot.co.uk/2013/03/a-second-spring-of-cleaning.html
But… http://support.google.com/reader/answer/3028851 writes:
How can I download my Reader data?
Google Reader will be retired on July 1, 2013. If you’d like to download a copy of all your Reader data before then, you can do so through Google Takeout. You’ll receive your subscription data in an XML file, …. more