More sophisticated VCRs offer stereo audio recording and playback. After 30 years, the band is still recording music and performing. Cast members record together or separately; they are often recording multiple episodes. There were acoustic limitations due to mechanical resonances in both the recording and playback system. Epstein began negotiations with record labels for a recording contract. Serial compression is a technique used in sound recording and mixing. The album is an early full digital recording. Cassette playback suffered from some flaws frustrating to both professionals and home recording enthusiasts. The suite is included as bonus tracks on the 1957 original Broadway cast recording. By the 1970s, Allen was no longer actively recording his music. The result is equivalent to a coincident stereo recording. Lords is currently recording new music in Los Angeles. Manowar soon returned to work in the recording studio. These methods resulted in a clarity previously unheard in this type of multitrack recording. Richards plays bass on the original recording, and also electric guitar.