Well-known and influential mainstream progressive rock band from Great Britain (est. in 1968). Yes is still around in some form, but they were particularly highly influential in the first half of their career. During the 1970-s, Yes pioneered the use of synthesizers and sound effects in prog-rock, in the 1980-s, Yes pushed new digital sampling technologies to their limits. Yes gained a lot of popularity with their brand of mysticism and grand-scale compositions.