Two nights ago in Milan, Italy's Teatro Smeraldo, Fleet Foxes' Robin Pecknold joined the evening's opener, Portland-based Rough Trade singer-songwriter Alela Diane, for a pretty pass at Jackson Browne's oft-covered stone-cold classic "These Days." It's a folk take, of course, fingerpicked and harmonized and doing justice the song's enduring introspective pangs of overcast mopery. It's somewhere between Nico and Jackon's ...