Invisible System is the pseudonym for the UK & Africa producer Dan Harper whose music involves a fusion of Ethiopian, dub, reggae, techno, trance, drum and bass, jungle, acid, psychedelic, folk, post-punk, goth and rock.
[2][3][4][5] Guest musicians included Mahmoud Ahmed,[3] Captain Sensible, Aklilu Bedane,[6] Justin Adams, Dubulah, Juldeh Camara,[5] Desta Fikra,[2] Ozric Tentacles,[7] and others.
It was released to international critical acclaim again scoring five and four star reviews in for example, The New York Times (Jon Pareles),[13] fRoots Magazine (Jamie Renton),[14] the BBC (Robin Denselow),[15] Uncut (Nigel Williamson),[16] World Music Network (TJ Nelson),[17] The Daily Telegraph (Mark Hudson),[18] The Financial Times (David Honigman),[19] and in AllMusic (Chris Nicson).
[20] Guest musicians included Skip McDonald (On-U-Sound/African Head Charge/Little Axe/Realworld/Sugar Hill Gang/Mark Stewart and The Pop Group), Adrian Utley (Portishead), Stuart Fisher (Hole / Courtney Love), The Ozric Tentacles, Eat Static and others.
[22] In January 2012, a download-only EP entitled The Cauldron was released with BBC Radio 6 Music airplay with Gideon Coe and European and US coverage.