Operadora Ferroviaria Sociedad del Estado Operadora Ferroviaria Sociedad del Estado Operadora Ferroviaria Sociedad del Estado (abbreviated SOFSE; trading name: Trenes Argentinos Operaciones) is an Argentine State-owned company created in 2008 to operate passenger services in Argentina. It is a subsidiary of the Ferrocarriles Argentinos holding company. Since March 2015 SOFSE has run the Buenos Aires commuter rail services Mitre, San Martín, Roca and Belgrano Sur lines previously operated by private companies. After the Railway privatisation in Argentina at the beginning of the 1990s the railway assets that had not given in concession were taken over by Ferrocarriles Argentinos before being dissolved. From 1996 to 2000
What Is This? following week. The group decided to change their name to the Red Hot Chili Peppers, played several more shows at various L.A. clubs and musical venues, and eventually recorded a demo tape, all while Slovak and Irons were still playing with What Is This?. A few months later, What Is This received a record deal with MCA Records and the Red Hot Chili Peppers received a joint deal with EMI America and Enigma Records. Hillel Slovak and Jack Irons decided to leave the Red Hot Chili Peppers and stay with What Is This? as the latter was their primary musical