Green’s Dictionary of Slang

2.0 n.

[computing imagery: Internet 2.0, Windows 2.0]

a new (and improved) version.

[US]D. Rucker Life’s Too Short 176: I want to make a country album. Yeah. Me. A Black guy. [...] Charley Pride broke the color barrier first. [...] I can be Charley Pride 2.0. Why not?