ESA (Electronic Substance Abuse) is Jamie Blacker! ESA was born in 2002 in order to cross the threshold from one genre of extreme music to another. Jamie Blacker up until this point had been writing music semi-professionally for years in the UK black / death metal scene, touring and recording alongside some of the most respected acts in the scene. Having decided to experiment in Dark Electronics, ESA began to slowly gain European and US notoriety