London - Global revenue from mobile games is expected to hit $3.6 billion this year, and rise to $6 billion by 2011, according to a report from market research firm Understanding & Solutions.

Los Angeles - Music delivered to mobile phones via operators' networks will grow to represent almost 30% of global recorded music retail value by 2011, when it is forecast to generate $11 billion, according to a report released on Tuesday by market research firm Understanding & Solutions.