Rihanna's Talk That Talk was the most-pirated album in the world in the first half of 2012, according to new data which you can read in-depth here.

Musicmetric's inaugural Digital Music Index studies the extent of illegal file-sharing across the UK and the rest of the world in the six months to end of Jun 2012.

The research covers music file-sharing patterns via BitTorrent over the six month period. finding that illegal-filesharing topped 33 million albums and 10 million singles ...