Editing Symphony No. 9 (Beethoven) (section)

===Compact disc format===
One legend is that the [[compact disc]] was deliberately designed to have a 74-minute playing time so that it could accommodate Beethoven's Ninth Symphony.<ref>{{Cite web|title=Why is a CD 74 minutes long? It's because of Beethoven|url=https://www.classicfm.com/discover-music/why-is-a-cd-74-minutes/|access-date=2021-03-27|author=Victoria Longdon|website=[[Classic FM (UK)|Classic FM]]|date=3 May 2019}}</ref> [[Kees Immink]], [[Philips]]' chief engineer, who developed the CD, recalls that a commercial tug-of-war between the development partners, [[Sony]] and Philips, led to a settlement in a neutral 12-cm diameter format. The 1951 performance of the Ninth Symphony conducted by [[Wilhelm Furtwängler|Furtwängler]] was brought forward as the perfect excuse for the change,<ref name="Immink2">{{Cite journal
|journal=IEEE Information Theory Society Newsletter
|volume=57
|date=2007
|title=Shannon, Beethoven, and the Compact Disc
|author=K. A. Schouhamer Immink
|author-link=Kees Schouhamer Immink
|url=https://www.researchgate.net/publication/322951358
|pages=42–46
|access-date=2018-02-06
}}</ref><ref name="Imminknature">{{Cite journal
|journal=[[Nature Electronics]]
|volume=1
|date=2018
|title=How we made the compact disc
|author=K.A. Schouhamer Immink
|author-link=Kees Schouhamer Immink
|url=https://www.researchgate.net/publication/324571504
|access-date=2018-04-16
|quote=An international collaboration between Philips and the Sony Corporation lead to the creation of the compact disc. The author explains how it came about
}}</ref> and was put forth in a Philips news release celebrating the 25th anniversary of the Compact Disc as the reason for the 74-minute length.<ref>{{cite web|url=https://www.ecoustics.com/products/philips-celebrates-25th-anniversary-compact/|title=Philips Celebrates 25th Anniversary of the Compact Disc|author=Brian Mitchell|date=16 August 2007|access-date=10 July 2023|website=ecoustics.com}}</ref>