La Marzocco Linea PB 2 Group Coffee Machine - NewLa Marzocco Linea PB 2 Group Coffee Machine New One of the current darlings of the coffee scene, especially within specialty coffee circles, is the La Marzocco Linea PB. Following on from the Linea Classic was never going to be easy, but the PB has pulled it off. Internally, the PB features an impressive array of electronics and high grade stainless steel components, including the legendary dual boilers with PID controls for full temperature