Wayback Machine
In 2011 a new, improved version of the Wayback Machine, with an updated interface and fresher index of archived content, was made available for public testing.
When was an upgrade of the Wayback Machine released for testing?
2011
In 2011 a new, improved version of the Wayback Machine, with an updated interface and fresher index of archived content, was made available for public testing.
the Wayback Machine