Rail transport in Italy high-speed train was the Italian ETR 200, which in July 1939 went from Milan to Florence at , with a top speed of . With this service, the railway was able to compete with the upcoming airplanes. The Second World War stopped these services. After the Second World War, Italy started to repair the damaged railways, and built nearly of new tracks. Nowadays the rail tracks and infrastructure are managed by Rete Ferroviaria Italiana (RFI), while the train and the passenger section is managed mostly by Trenitalia. Both are Ferrovie dello Stato (FS) subsidiaries, once the only train operator in
What Is and What Should Never Be What Is and What Should Never Be "What Is and What Should Never Be" is a song by English rock band Led Zeppelin. It was written by Jimmy Page and Robert Plant and was included as the second track on "Led Zeppelin II" (1969). "What is and What Should Never Be" was one of the first songs on which Page used his soon-to-become trademark Gibson Les Paul for recording. The production makes liberal use of stereo as the guitars pan back and forth between channels. Robert Plant's vocals were phased during the verses. Record producer Rick Rubin has remarked, "The