Jonny Greenwood

Rock is a broad family of popular music centered on amplified instruments, a strong backbeat, and song forms that foreground riffs, choruses, and anthemic hooks. Emerging from mid‑20th‑century American styles like rhythm & blues, country, and gospel-inflected rock and roll, rock quickly expanded in scope—absorbing folk, blues, and psychedelic ideas—while shaping global youth culture. Core sonic markers include electric guitar (often overdriven), electric bass, drum kit emphasizing beats 2 and 4, and emotive lead vocals. Rock songs commonly use verse–chorus structures, blues-derived harmony, and memorable melodic motifs, ranging from intimate ballads to high‑energy, stadium‑sized performances.

Electronic is a broad umbrella genre defined by the primary use of electronically generated or electronically processed sound. It encompasses music made with synthesizers, drum machines, samplers, computers, and studio/tape techniques, as well as electroacoustic manipulation of recorded or synthetic sources. The genre ranges from academic and experimental traditions to popular and dance-oriented forms. While its sonic palette is rooted in electricity and circuitry, its aesthetics span minimal and textural explorations, structured song forms, and beat-driven club permutations. Electronic emphasizes sound design, timbre, and studio-as-instrument practices as much as melody and harmony.

Sawt (Arabic: صوت) is an urban Gulf song tradition that crystallized in Kuwait and Bahrain at the turn of the 20th century. It is typically performed in intimate majlis settings by a lead singer accompanied by oud, the small frame drum mirwās, handclaps, and often violin. Musically, sawt draws on the maqām system (modal scales such as Rast, Bayāt, and Ḥijāz), features short instrumental taqsīm (improvisations) and cyclic rhythms, and sets Arabic poetic couplets (ghazal and Nabati verse) to song. The performance balances refined modal melody with driving, syncopated Gulf handclap patterns, producing a sound that is both contemplative and dance-inducing. Culturally, sawt became a hallmark of early 20th‑century port cities on the Persian/Arabian Gulf, reflecting Indian Ocean trade routes: Iraqi and Persian melodic aesthetics, local Bedouin/Najdi poetic practice, and lively social gatherings specific to the coastal Gulf.

Indian classical music (Shastriya Sangeet / Mārga Sangeet) is the art-music tradition of the Indian subcontinent, organized around melodic frameworks called raga and cyclical meters called tala. It has two major streams: Hindustani music in the North, which foregrounds extended improvisation and raga exploration, and Carnatic music in the South, which is composition-centric with structured but highly sophisticated improvisation. A related eastern tradition is Odissi (from present-day Odisha), whose classical lineage spans roughly two millennia. Despite regional distinctions, these systems share common theoretical roots, performance aesthetics, and a spiritual-philosophical view of music as a vehicle for rasa (embodied aesthetic emotion).

Qawwali is a Sufi devotional vocal music from the Indian subcontinent that aims to evoke spiritual ecstasy and communal devotion. It is typically performed by a lead singer (qawwal) with a small ensemble of accompanying vocalists, harmoniums, handclaps, and percussion such as dholak and tabla. Musically, Qawwali blends raga-based melodic frameworks and flexible, improvisatory singing with driving rhythms and responsorial choruses. Texts are drawn from Urdu, Persian, Punjabi, and other North Indian languages, and include ghazals, kafis, hamds (praise of God), naats (praise of the Prophet), and manqabats (praise of Sufi saints). Performances traditionally take place at Sufi shrines (dargahs), where repetition, call-and-response, and gradual intensification lead listeners toward wajd (states of spiritual ecstasy). In the modern era, Qawwali is also heard on concert stages, recordings, and film.

South Asian classical music is the art-music tradition of the Indian subcontinent built around raga (melodic frameworks) and tala (cyclical rhythmic structures). It emphasizes microtonal nuance, ornamentation (gamaka), and a continuous drone, producing a highly expressive, meditative, and often devotional soundworld. The tradition cohered from ancient liturgical and courtly practices and later diverged into two major streams: Hindustani (North Indian) and Carnatic (South Indian). Both systems share the raga–tala grammar but differ in repertoire, performance format, instrumentation, and stylistic emphasis. Improvisation is central in both, balancing formal compositions with spontaneous exploration.

Sufi is a devotional musical tradition rooted in Islamic mysticism that seeks to induce remembrance of the Divine (dhikr) and transport performers and listeners toward spiritual ecstasy (wajd). It is not a single uniform style, but a family of practices that vary across regions—most notably Persian/Iranian, Anatolian/Turkish (Mevlevi), Arab, and South Asian (qawwali, kafi). Musically, Sufi repertoire tends to revolve around repetitive, mantra-like refrains, call-and-response between lead and chorus, and gradual intensification over cyclical rhythms. Melodic language draws from regional modal systems such as the Persian dastgāh, Ottoman/Turkish makam, and South Asian raga, and is often supported by drones. Texts are central: poetry by mystic masters like Rumi, Hafez, Bullhe Shah, and Amir Khusrau is sung in Persian, Urdu, Punjabi, Arabic, Turkish, and other languages. Instrumentation varies by locale—harmonium, tabla/dholak, tanpura, and clapping in South Asia; ney, kudüm, bendir, and tanbur in Turkey; oud and frame drums across the Arab world—yet the unifying aim is spiritual uplift and inner transformation.

Arabic classical music is the art-music tradition of the Arabic-speaking world, built on the modal system of maqam and cyclical rhythmic modes called iqaʿat. It prioritizes ornate melody, nuanced intonation (including microtonal intervals), heterophonic ensemble texture, and a balance between composed forms and improvisation (taqsim). Core forms include the samaʿi (often in 10/8), longa (2/4), dulab (short prelude), muwashshah (strophic song), and the wasla (a multi-movement suite). The aesthetic of tarab—emotional ecstasy and deep musical rapture—guides performance and listening. Typical instruments include the ʿūd (fretless lute), qānūn (plucked zither), nay (end-blown flute), violin/kamanja, riqq (tambourine), and darbuka/tabla, often assembled as a takht (chamber ensemble) or, in later periods, the larger firqa (orchestra).