Como posso subtituir um dos "for"

The kind of popular music that Villani mostly assimilated was urban. This might be the reason for his preference for the chorão Villa-Lobos. He says that since he was very young, when cavaquinho was his main musical instrument, he’d listened to symphonic music on the radio, which made him feel intrigued about the way the musical pieces extended themselves, differently from the songs, that were always shorter.

thnxs cris