As leader of Australia’s Silverchair, Daniel Johns was plagued with anorexia and arthritis. But lately things have been looking up. First, the 25-year-old wunderkind conquered his ailments and married Aussie hottie Natalie Imbruglia. Now, this project with electronic producer Paul Mac (think Beach Boys crossed with Brian Eno and Polyphonic Spree) is paying dividends. Songs like “Young Men, Old Man” and the instrumental “Lifting the Veil from the Braille” amount to dreamy, irresistible ear candy.