Analyzing the newly announced tracks for Jacob Collier's "Djesse Vol. 4," we see a fascinating mix of solo efforts and collaborations that showcase both his expansive musicality and his ability to seamlessly blend genres and talents.

1. 100,000 Voices: Likely a grand, choir-based piece. Given Collier's penchant for layered harmonies and intricate vocal arrangements, expect a lush, immersive soundscape.
2. She Put Sunshine: This title suggests a bright, uplifting tune, possibly featuring Collier's skillful use of major chords and joyful melodies.
3. Little Blue featuring Brandy Carlile: Brandy Carlile's folk-country style blended with Collier's jazz and pop influences could result in a heartfelt, storytelling song with rich vocal harmonies.
4. WELLLL: A title like this hints at something playful or experimental, perhaps showcasing Collier's love for unexpected musical twists and complex rhythms.
5. Cinnamon Crush featuring Lindsay Lomis: Expect a fresh, contemporary sound with Lomis's pop sensibilities meeting Collier's intricate musical arrangements.
6. Wherever I Go featuring Lawrence and Michael McDonald: The combination of Lawrence's soul-pop energy, McDonald's classic soft rock/soul style, and Collier's multi-instrumentalism might create a rich, soulful track.
7. Summer Rain featuring Madison Cunningham and Chris Thile: This track promises a blend of folk and bluegrass elements, with Cunningham's Americana vibe and Thile's mandolin expertise complementing Collier's versatile musicianship.
8. A Rock Somewhere featuring Anoushka Shankar and Varijashree Venugopal: Expect a fusion of Indian classical music with jazz and pop, featuring Shankar's sitar and Venugopal's Carnatic vocals.
9. Mi Corazon featuring Camilo: Camilo's Latin pop style could bring an energetic, rhythmic flavor to this track, blended with Collier's jazz and electronic influences.
10. Witness Me featuring Shawn Mendes, Stormzy, and Kirk Franklin: A potential powerhouse of pop, rap, and gospel. Expect a dynamic range of vocals and a strong, uplifting message.
11. Never Going to Be Alone featuring John Mayor and Lizzy McAlpine: A blend of Mayer's bluesy guitar and McAlpine's indie-folk style, likely resulting in a soulful, introspective track.
12. Bridge Over Troubled Water featuring John Legend and Tori Kelly: A cover of the classic Simon & Garfunkel song, this version could bring new depth with Legend and Kelly's powerful vocals.
13. Over You featuring aespa and Chris Martin: This track might combine K-pop elements from aespa with Martin's iconic Coldplay sound, creating a unique pop fusion.
14. Box of Stars Pt. 1 featuring Kirk Franklin, CHIKA, D Smoke, Sho Madjozi, Yelle & Kanyi Mavi: A diverse mix of gospel, rap, and world music, promising a rich, multicultural sound.
15. Box of Stars Pt. 2 featuring Metropole Orkest, Suzie Collier, Steve Vai & VOCES8: Expect an orchestral backdrop from Metropole Orkest, intricate guitar work from Vai, and layered vocal harmonies.
16. World O World featuring The Aeolians of 2018, Jason Max Ferdinand: This track likely features complex choral arrangements and a global, inclusive message.

"Djesse Vol. 4" appears to be a continuation of Collier's journey through different musical landscapes, genres, and collaborations, pushing boundaries and showcasing his unique approach to music creation.

Certainly, here's a numbered list of all the "featuring" artists from Jacob Collier's "Djesse Vol. 4" album tracks:

1. Brandy Carlile (featured in "Little Blue")
2. Lindsay Lomis (featured in "Cinnamon Crush")
3. Lawrence (featured in "Wherever I Go")
4. Michael McDonald (featured in "Wherever I Go")
5. Madison Cunningham (featured in "Summer Rain")
6. Chris Thile (featured in "Summer Rain")
7. Anoushka Shankar (featured in "A Rock Somewhere")
8. Varijashree Venugopal (featured in "A Rock Somewhere")
9. Camilo (featured in "Mi Corazon")
10. Shawn Mendes (featured in "Witness Me")
11. Stormzy (featured in "Witness Me")
12. Kirk Franklin (featured in "Witness Me" and "Box of Stars Pt. 1")
13. John Mayor (featured in "Never Going to Be Alone")
14. Lizzy McAlpine (featured in "Never Going to Be Alone")
15. John Legend (featured in "Bridge Over Troubled Water")
16. Tori Kelly (featured in "Bridge Over Troubled Water")
17. aespa (featured in "Over You")
18. Chris Martin (featured in "Over You")
19. CHIKA (featured in "Box of Stars Pt. 1")
20. D Smoke (featured in "Box of Stars Pt. 1")
21. Sho Madjozi (featured in "Box of Stars Pt. 1")
22. Yelle (featured in "Box of Stars Pt. 1")
23. Kanyi Mavi (featured in "Box of Stars Pt. 1")
24. Metropole Orkest (featured in "Box of Stars Pt. 2")
25. Suzie Collier (featured in "Box of Stars Pt. 2")
26. Steve Vai (featured in "Box of Stars Pt. 2")
27. VOCES8 (featured in "Box of Stars Pt. 2")
28. The Aeolians of 2018 (featured in "World O World")
29. Jason Max Ferdinand (featured in "World O World")

Analyzing the collaboration choices of Jacob Collier for "Djesse Vol. 4" reveals a fascinating tapestry of musical innovation and diversity. Here's a breakdown of why each artist or group is a perfect fit for collaboration with Jacob Collier:

1. Brandy Carlile in "Little Blue": Carlile's emotive storytelling and rootsy Americana sound blend seamlessly with Collier's intricate harmonies, creating a rich, soulful landscape.
2. Lindsay Lomis in "Cinnamon Crush": Lomis's youthful energy and fresh pop sensibilities complement Collier's playful and experimental approach, adding a vibrant and contemporary edge.
3. Lawrence in "Wherever I Go": This duo's funk and soul-influenced style harmonizes with Collier's love for complex rhythms and grooves, offering a deeply engaging and energetic musical experience.
4. Michael McDonald in "Wherever I Go": McDonald's iconic, soulful voice and expertise in blue-eyed soul provide a classic touch, meshing wonderfully with Collier's modern and eclectic soundscapes.
5. Madison Cunningham in "Summer Rain": Cunningham's intricate guitar work and thoughtful lyricism pair beautifully with Collier's detailed musical arrangements, creating a tapestry of nuanced sonic textures.
6. Chris Thile in "Summer Rain": Thile's virtuosic mandolin playing and deep understanding of bluegrass and folk music intertwine perfectly with Collier's genre-blending and harmonic complexity.
7. Anoushka Shankar in "A Rock Somewhere": Shankar's mastery of the sitar and her blend of classical Indian music with contemporary styles resonate with Collier's love for cultural fusion and musical boundary-pushing.
8. Varijashree Venugopal in "A Rock Somewhere": Venugopal's classical Indian vocal techniques and jazz sensibilities create a mesmerizing blend with Collier's innovative harmonies and rhythmic structures.
9. Camilo in "Mi Corazon": Camilo's blend of Latin pop, reggaeton, and vallenato provides a vibrant and rhythmic counterpoint to Collier's exploratory musical journey.
10. Shawn Mendes in "Witness Me": Mendes's pop-star charisma and catchy melodic writing complement Collier's intricate musical landscapes, adding mainstream appeal and youthful energy.
11. Stormzy in "Witness Me": Stormzy's powerful presence in the UK grime scene and his socially conscious lyrics align well with Collier's progressive musical ethos and collaborative spirit.
12. Kirk Franklin in "Witness Me" and "Box of Stars Pt. 1": Franklin's gospel music roots and inspirational message blend magnificently with Collier's lush arrangements and spiritual undertones.
13. John Mayor in "Never Going to Be Alone": Mayor's blues-infused guitar playing and heartfelt songwriting synergize with Collier's jazz-influenced harmonies and improvisational flair.
14. Lizzy McAlpine in "Never Going to Be Alone": McAlpine's intimate vocal style and evocative lyricism create a compelling contrast with Collier's complex musical tapestry, adding emotional depth.
15. John Legend in "Bridge Over Troubled Water": Legend's soulful voice and elegant piano skills pair beautifully with Collier's orchestral arrangements and harmonic sophistication.
16. Tori Kelly in "Bridge Over Troubled Water": Kelly's powerful vocals and pop sensibility provide a dynamic and emotive element to Collier's multi-layered sound.
17. aespa in "Over You": This K-pop group's futuristic concept and energetic performances inject a unique and cutting-edge dynamic into Collier's genre-defying music.
18. Chris Martin in "Over You": Martin's iconic voice and mastery of melodic pop-rock add a universally appealing and heartfelt quality to Collier's intricate musical universe.
19. CHIKA in "Box of Stars Pt. 1": CHIKA's sharp lyrical prowess and fresh perspective in hip-hop blend seamlessly with Collier's rhythmic ingenuity and experimental soundscapes.
20. D Smoke in "Box of Stars Pt. 1": D Smoke's fusion of rap, R&B, and Spanish language elements aligns with Collier's global musical approach and his inclination towards blending genres and cultures.
21. Sho Madjozi in "Box of Stars Pt. 1": Madjozi's vibrant Tsonga rap and Afro-pop style offer a colorful and energetic addition to Collier's world-influenced musical palette.
22. Yelle in "Box of Stars Pt. 1": Yelle's French electro-pop sound provides a playful and avant-garde element, complementing Collier's penchant for sonic experimentation.
23. Kanyi Mavi in "Box of Stars Pt. 1": Mavi's Xhosa rap and African storytelling add a rich cultural layer and depth to Collier's diverse musical explorations.
24. Metropole Orkest in "Box of Stars Pt. 2": Their expansive symphonic sound and experience in various genres magnify Collier's orchestral ambitions and his vision for grand musical landscapes.
25. Suzie Collier in "Box of Stars Pt. 2": Jacob Collier’s Mom’s background in classical music and influence on Jacob’s musical upbringing offer a deeply personal and foundational element to this collaborative project.
26. Steve Vai in "Box of Stars Pt. 2": Vai's legendary guitar virtuosity and innovative sound design provide a thrilling and adventurous complement to Collier's boundary-pushing musicality.
27. VOCES8 in "Box of Stars Pt. 2": This a cappella group's pristine vocal harmonies and classical influences blend effortlessly with Collier's intricate vocal arrangements and choral textures.
28. The Aeolians of 2018 in "World O World": Their dynamic choral sound and spiritual depth resonate with Collier's commitment to musical diversity and emotional expression.
29. Jason Max Ferdinand in "World O World": His direction of The Aeolians brings a sophisticated and soul-stirring dimension, aligning perfectly with Collier's visionary approach to music.