Conversation so far:
What was psychedelia?
Psychedelia refers to psychedelic art, psychedelic music and the subculture that originated in psychedelic experiences of the 1960s, by people who used psychedelic drugs such as LSD, mescaline and psilocybin.
What was krautrock?
Krautrock is a genre of rock that developed in Germany in the 1960s and 1970s among bands that blended elements of psychedelic rock, electronic music, and various avant-garde influences.
What was special about Tangerine Dream's origins?
Tangerine Dream was inspired by mis-hearing the line tangerine trees and marmalade skies from The Beatles' track Lucy in the Sky with Diamonds.
Are there any other interesting aspects about the Tangerine Dream article?
In 2016, Tangerine Dream released their own version of the theme music for the television series Stranger Things. Tangerine Dream had inspired music for the series.

Question: Was their second album sucessful?
Self-contained rewrite: Was Tangerine Dream's second album sucessful?