Conversation so far:
what happened at the convention in1986?
The new band began a hectic schedule of performing in Britain and the World and prepared material for a new album.
which new album did they prepare for?
The result was the all-instrumental Expletive Delighted! .
was the album a hit?
CANNOTANSWER.
Are there any other interesting aspects about this article?
In this period the band were playing to larger and larger audiences.
what was their biggest concert?
CANNOTANSWER.
what is the most interesting part of the article, to you?
the band shifted to an acoustic format for touring and released the unplugged Old, New, Borrow Blue as 'Fairport Acoustic Convention' in 1996.

Question: was its release a success?
Self-contained rewrite: Was Old, New, Borrow Blue's release a success?