So that address you are using right now can no longer be taken for granted

But as any techie will tell you, this has been a long time coming, and just means a new standard will be coming out.
The current version IPv4 will be replaced with IPv6.
If you have a head for maths, apparently the new range will be a billion trillion times larger than IPv4 or to be more precise:
340,282,366,920,938,463,463,374,607,431,770,000,000 and 1

http://www.icann.org/en/news/releases/release-03feb11-en.pdf