Is Tracy Chapman Vegan?

• Tracy Chapman is being known as one of the most inspirational, influential and politically-activist artists ever.
  Here she sings about revolution: Talkin' 'bout a Revolution.
• Everyone knows Tracy Chapman is a caring and loving person.

With those attributes, one might expect Tracy Chapman, once a vegan, to remain a vegan.
So how come she did not? Nowadays, Tracy Chapman is not vegan, but rather one of many individuals who refuse to give up a piece of their high-level and convenient lifestyle.

* You can read Tracy Chapman's excuse here.