Spotify has had a significant influence on playlist trends in several ways.

1. **Personalization**: Spotify's algorithm creates personalized playlists for individual users based on their listening habits. This has led to a trend where users expect playlists to be tailored to their tastes, leading to an increase in niche playlists.

2. **Discovery**: Spotify's "Discover Weekly" and "Release Radar" playlists have changed how users find new music. These playlists are updated regularly and are based on a user's listening habits, making it easier for them to discover new artists and songs.

3. **Mood-Based Playlists**: Spotify has popularized the concept of mood-based playlists. These are playlists that are designed to match a user's mood, such as "Chill Hits" or "Happy Hits". This has led to a trend where playlists are no longer just about genres, but also about moods and activities.

4. **Influence on Artists and Labels**: Spotify's playlist trends have also influenced artists and labels. Getting a song on a popular Spotify playlist can significantly boost an artist's visibility and streams. As a result, artists and labels are now more focused on creating music that fits popular playlist themes.

5. **Collaborative Playlists**: Spotify allows users to create collaborative playlists. This feature has led to a trend where users create and share playlists with friends, making music listening a more social experience.

6. **Podcasts and Non-Music Content**: Spotify has also introduced playlists that include podcasts and non-music content, changing the perception of what a playlist can be.

In conclusion, Spotify has significantly influenced playlist trends by introducing personalization, discovery features, mood-based playlists, and by changing how artists and labels approach music creation.