Conversation so far:
what was weberns performance style?
lieder.
what happened  in 1966?
Many juvenilia remained unknown until the work and findings of the Moldenhauers in the 1960s.
was he a composer and a conductor?
Romanticism.
how did he try to engage his audience?
symbolic, abstract, spare, introverted, and idealized manner.
was he under direction of anyone?
Schoenberg.
did his music contain metaphors?
in a modern harmonic and melodic language.

Question: how did others view his boulezs complete?
Self-contained rewrite: how did others view Anton Webern's boulezs complete?