Editor's Note: First Notes is a weekly update of recent happenings in the world of music.
* Pink Floyd's new album, The Endless River, will be released on Nov. 10. The album, considered a tribute to late keyboardist Rick Wright, will feature 18 instrumental songs.
* Only a few months after buying Beats for $3 billion, Apple's plans for the streaming music service are unknown. An online report by TechCrunch claims the site will be shut down, though Apple denies it. Some industry experts believe the service will be incorporated into iTunes.
* Last week, J. Lo released a video for her song "Booty," featuring Iggy Azalea. Along with more than 31 million views, the video has also earned Lopez a business deal for a line of personal lubricants. No word yet if she's interested in the business venture.
* The Fillmore has announced a few new shows — Jeezy (Oct. 19), Hozier (March 12), Nightwish (May 13).