Prince Harry exhibited “destructive” behavior during the 2000s and early 2010s, and according to former royal butler Paul Burrell, the 39-year-old Duke could be headed back in that direction. “Harry has pressed the self-destruct button, and he is going ahead with what he thinks is right, and I think he will come unstuck,” the bestselling author and Princess Diana’s “rock,” said on behalf of Spin Genie. “I don’t think all their plans are going to pan out, I think there is a timescale to his destruction.” The former palace aide, who served as Diana’s personal butler from 1987 until her death 10 …