devolved
Descriptive term for something that is bad in an evolutionary sense. Derives from the term devolution Can be shortend to "devo". Devolved can be used postively or negatively. Positive use of "devolved" refers to something that is bad in a good manner, e.g. B-Movies, flash animations, art. Negative use of "devolved" refers to things that illustrate negative aspects of devolution, e.g. political and social discussions.

Coined by the band Devo.
This book is devolved.