What caused the response of Nokia 5800 to be lukewarm at most and this its failure in the market?

Due to the poor response,Nokia cut down the price from Rs.18000 to Rs.13000.
What are the drawbacks in this phone that led to this?

What is a VPN?

VPN is (Virtual Private Network) were first used by companies to enable their employees to securely access internal systems such as email remotely (e.g. from home or while on business trips). Today they are increasingly being used for personal use by individuals to protect their privacy while online in public places (e.g. when using the wi-fi connection in a cafe) or in a country where the internet is censored / blocked (e.g. China, Saudi Arabia��).