Personally, I think that there are other markets to consider when looking at the success of growing the mobile market. While the article below says go young, I think that the older crowd is not being looked at because of how difficult the devices usually are.

There are currently 270m people under the age of 25 with a mobile phone. This figure will grow to 370m in 2007. The amount of money that young people will spend on mobile products and services is set to reach $100bn (£52.9bn) this year - one in every $10 they have to spend.

In the UK alone, mobile penetration is close to 80% among the under-25s. And despite ongoing reservations about the safety of mobiles, it’s parents who are the driving force. The average age of a UK child getting their first mobile is just eight years old, with 95% of 5-14-year-olds having received the phone from their parents.

In 2005, the need to focus on the youth market and its drivers is crucial for mobile operators, handset manufacturers, content providers and application developers.

Understanding the youth sector is core to the long-term success of the mobile industry. It has high liquid assets, a higher demand for communicative devices than any other demographic, and a natural propensity to approach technologies with little or no inhibitions or expectations as to what they should or can do. The youth market has historically shown a rapid viral adoption of new trends and can often self-market products and services with little input from the producer or provider. [Read the rest]