Spotify launched in 2008 and was the first music streaming service to offer a subscription-based model, allowing users to access a vast library of music for a monthly fee.

Spotify is the most popular music streaming service worldwide, with over 400 million monthly active users as of 2023.

Tidal is known for its high-quality audio and lossless streaming, offering music in FLAC and MQA formats.

The primary revenue model for music streaming services is subscription fees, where users pay a monthly or annual fee to access the service's music library.

Spotify offers a free tier with limited features and advertisements, allowing users to listen to music without a subscription.

Streaming refers to the practice of listening to music on-demand through streaming services, where the music is delivered continuously over the internet.

All of the mentioned music streaming services allow users to create and share playlists with others.

Pay-Per-Stream refers to the practice of paying a small fee to listen to a single song or album on a music streaming service.

Spotify offers a feature called 'Discover Weekly', which generates personalized playlists based on a user's listening history.

Piracy refers to the practice of illegally downloading music from the internet without paying for it.

Apple Music offers a feature called 'Lossless Audio', which provides higher-quality audio than standard streaming.

Downloading refers to the practice of listening to music offline on a music streaming service by saving it to a device.

All of the mentioned music streaming services offer a feature called 'Family Plan', which allows multiple users to share a single subscription.

Ripping refers to the practice of extracting audio files from CDs or DVDs to create digital audio files.

All of the mentioned music streaming services offer a feature called 'Radio', which allows users to listen to curated radio stations based on their preferences.