Spotify is prepping a new hotword for voice commands with "Hey Spotify" which may make searching for songs or artists easier.
Assistant's 'Hey Google' hotword now more widely available on Android phones
Google Nest (smart speakers) - Wikipedia
Look and Talk' update could kill need for 'Hey Google' wake word
Solution] Google Assistant + Spotify : r/AndroidAuto
Voice control - Spotify
Tell your phone to play Spotify with Google Assistant support - RouteNote Blog
Assistant's 'Hey Google' hotword now more widely available on Android phones
Assistant 'Quick phrases' will let you skip “Hey Google”, but it could be a slippery slope
Spotify stays quiet about launch of its voice command 'Hey Spotify' on mobile
How to Enable OK, Google Hotword Detection on Any Screen in Android KitKat « Nexus :: Gadget Hacks
Hey Spotify' wake word now rolling out to some users, but there's a catch
Spotify app for Android, iOS can change your profile picture - 9to5Google
Want to disable 'Hey Google' detection on Pixel? Here's how
How to turn on and use Spotify Voice Controls. “Hey Spotify”
How to Enable OK, Google Hotword Detection on Any Screen in Android KitKat « Nexus :: Gadget Hacks