With the supply of new IPv4 addresses scheduled to vanish this year, call World IPv6 Day just in time — nearly eight years after TechNewsWorld first reported on the seemingly imminent debut of IPv6, approved as the official replacement for IPv4 years earlier. Amidst a tough economy, “forces were aligning” to make a rollout happen, and “developers were accelerating their deployment,” all of which makes the upcoming World IPv6 Day technological déjà vu, with Facebook, Google and Yahoo committing to a “test IPv6 flight” on June 8, 2011, in the midst of a another tough economy.