> "IPv4 is 43 years old" As a fun aside, global smartphone sales in 2021 were 1.4Bn units. That alone is enough internet devices to exhaust the entire IPv4 add

> "IPv4 is 43 years old" As a fun aside, global smartphone sales in 2021 were 1.4Bn units. That alone is enough internet devices to exhaust the entire IPv4 address space every three years. I wonder if anyone was imagining that 43 years ago. https://www.gartner.com/en/newsroom/press-releases/2022-03-01-4q21-smartphone-market-share https://www.gartner.com/en/newsroom/press-releases/2022-03-0...