Storecore (also known as Minimal Wagecore, Post-Charity and Walmartcore) is the latest flavour of the month genre (as of June 2013) that's taking /mu/ by storm. Storecore is a subgenre of choir music that is characterized by a store theme (most commonly but not restricted to Walmart). Instruments vary wildly from accordions to banjos. Lyrics are often upbeat and thematically about Christianity.
Vapormart (also known as Walsoft and Storewave) - Storecore meets vaporwave and mallsoft. Essentially vaporwave made with storecore as the source.
Storecore experimental hip hop fusion - Possibly the most successfull storecore microgenre. The Death Grips remix of Paz En Mi Corazon was called by Piero Scaruffi The first and probably last objectively 10/10 musical piece of the history of humanity.
Dronemart (also known as Storedrone)- Drone made from storecore.