Robert Plant credits Phil Collins for easing him into his solo career. 30 years after his second solo set, The Principle Of Moments, Plant looked band on his celebrated second act recalling to Vulture where he was at following the 1980 death of his Led Zeppelin bandmate, John Bonham: "After John passed away and there was no Led Zeppelin, there had to be a way to go. I floundered around a lot because until I was 32, I was in some kind of wild and absurd adventure. I went through all that stuff. I'll write with other people. It's a very intimate thing to do. It's hard for any...