Before revision: 1990 Cell phone subscribers: 12.5 million (0.25% of world population in 1990) Internet users: 2.8 million (0.05% of world population in 1990) 2000 Cell phone subscribers: 1.5 billion (19% of world population in 2002) Internet users: 631 million (11% of world population in 2002) 2010 Cell phone subscribers: 4 billion (68% of world population in 2010) Internet users: 1.8 billion (26.6% of world population in 2010) 2020 Cell phone subscribers: 4.78 billion (62% of world population in 2020) Internet users: 4.54 billion (59% of world population in 2020) A university computer lab containing many desktop PCs Overview of early developments A timeline of major milestones of the Information Age, from the first message sent by the Internet protocol suite to global Internet access Library expansion and Moore's law Library expansion was calculated in 1945 by Fremont Rider to double in capacity every 16 years where sufficient space made available.
After revision: 1990 Cell phone subscribers: 12.5 million (0.25% of world population in 1990) Internet users: 2.8 million (0.05% of world population in 1990) 2000 Cell phone subscribers: 1.5 billion (19% of world population in 2002) Internet users: 631 million (11% of world population in 2002) 2010 Cell phone subscribers: 4 billion (68% of world population in 2010) Internet users: 1.8 billion (26.6% of world population in 2010) 2023 Cell phone subscribers: 4.78 billion (62% of world population in 2020) Internet users: 4.54 billion (59% of world population in 2020) A university computer lab containing many desktop PCs Overview of early developments A timeline of major milestones of the Information Age, from the first message sent by the Internet protocol suite to global Internet access Library expansion and Moore's law Library expansion was calculated in 1945 by Fremont Rider to double in capacity every 16 years where sufficient space made available.