When did you first hear concern expressed about the prospect of explosive growth of the internet resulting in exhaustion of ... an individual unique address, and the IPv4 scheme used since the ...

Leslie Daigle, CTO of the Internet Society, a body dedicated to providing leadership in internet-related standards, education and policy, said: "We hope [IPv4 address exhaustion] sparks other ...

In the years since, the availability of IPv4 addresses (especially in larger ... to grow the number of devices online well past the exhaustion point of IPv4 to a whopping 30 billion devices.