The Mobile Internet Report Key Themes*

Opportunities Could Be Significant at Inflection Point –
~1B 3G Subscribers Driving Monthly Data Revenue of ~$2-3B by 2012E
3,500
Monthly Data Revenue at Inflection Years (~20-25% 3G Penetration)
$3,269
Monthly Data Revenue ($MM) in Inflection Year
3,000
2,500
2,000
1,500
1,000
500
Emerging Market Data Revenue ($MM) @ $3.00 ARPU
Emerging Market Data Revenue ($MM) @ $2.50 ARPU
Emerging Market Data Revenue ($MM) @ $2.00 ARPU
Developed Market Data Revenue ($MM)
$1,001
$695
$309
$2,179
$2,724
0
Japan North America Western Europe Emerging Markets
Inflection Point Year 2004 2008 2008 2012E
Note: 3G inflection point equals 20-25% subscriber penetration; Data ARPU at 3G inflection equals: Japanese weighted average 2004
Data ARPU (Japan), USA Big Four weighted average 1Q:08 Data ARPU (USA + Western Europe, similar pricing structure), Emerging
573
Markets Data ARPU scenarios: Base Case / VAS / Mobile Broadband Proliferation. Source: ITU, Morgan Stanley Research estimates.