Is the South going purplish?

Joshua Holland: Candygram for Mr. Schaller …
This, from the oh-so-inside-the-Beltway Democratic Strategist, is kind of interesting:
New PSI Study Paints South Purple
MyDD's Chris Bowers takes the latest Gallup Poll figures for "partisan self-identification" (PSI) for a spin, and it's a sweet ride for Dems. Bowers quotes from a Gallup News Service article by Jeffrey M. Jones:
An average of all national Gallup polling in 2006, consisting of interviews with more than 30,000 adult Americans, finds 34% of Americans identifying as Democrats, 30% as Republicans, and 34% as independents…In 2006, 50% of Americans identified as Democrats or were independents who said they leaned toward the Democratic Party. Forty percent identified as Republicans or leaned to the Republican Party…This is the first time since 1991 that a party's support reached the 50% level.
Bowers explains further:
Joshua Holland is a staff writer at Alternet and a regular contributor to The Gadflyer.