First demonstration release! The current release allows you to explore globally the geographic distributions for any terrestrial vertebrate species (as well as North American freshwater fish).

probably not very good or elegant. From 2001.

Written in December 2005:

It took 36 years for the Internet to get its first billion users. The second billion will probably be added by 2015; most of these new users will be in Asia. The third billion will be harder, and might not be reached until 2040.

Nielsen returned to the post in 2012 to note that the 2bn mark was passed in early 2011, just six years after the first, and four years earlier than he had expected. Most of the growth was in Asia, which should hit a billion in 2012. But he thinks that we won't see the second doubling to 4bn before 2017. He reckons it will be 3bn by then. Make a diary date...