Conversation so far:
What was The Age of Adz?
On August 26, Asthmatic Kitty announced that Stevens would release his newest full-length album, The Age of Adz.
When was this album released?
NPR streamed the album until it was released on October 12, 2010.
Was it well received by critics?
CANNOTANSWER.
Did the album win any awards?
CANNOTANSWER.

Question: What did he do following the release of The Age of Adz?
Self-contained rewrite: What did  Sufjan Stevens do following the release of The Age of Adz?