Hands-on with iPhone 4S: A great phone, but not a huge upgrade
over last year's  By Rob Waugh    • Camera is faster, pictures
look much better   • Fast new processor means apps are much
nippier   • Pictures far better than rivals such as Galaxy S 2
• Siri voice control is temperamental   The new software
download is intended to bring older iPhones in line with the
functions of iPhone 4S - including a new instant-messaging app,
iMessage, and the iCloud service which shares music between your
Apple devices  The new camera is great, and the faster processor
makes itself known in most apps - especially complex ones such
as video and maps - but this is not a huge upgrade over last
year's model  The most talked-about feature of the new iPhone is
its Siri voice control - supposedly a more human, organic take
on how we interact with smartphones, delivering all the
functions of the iPhone in response to 'natural' human speech.
For instance, Siri is meant to offer a weather forecast in
response to questions such as