Can you not buy the iPad 3rd gen anymore?

I have the iPad 3rd gen, but it is no longer for sale because of the iPad 4th gen, even though the iPad 2 is still being sold will I not be able to update my software or get new things?

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��).