Madonna was perfectly turned out and running nearly an hour late for an interview with the New York Times at her Upper East Side home on Wednesday evening. She looked tense as she apologized. “I’m late for everything now,” she said. She added that she has been in a rush since December, when a hacker put unfinished songs online from her new album, “Rebel Heart”. I intended to think about things, choose things more slowly — the whole process. Then I got forced into putting everything out, and now I’m trying to catch up with myself. What started out as an invigorating, life-enhancing, joyous experience evolved into something quite crazy. A strange artistic process, but a sign of the time. We’re all digital, we’re all vulnerable and everything’s instant — so instant. Instant success and instant failure. Instant discovery, instant destruction, instant construction. It’s as splendid and wonderful as it is devastating. Honestly, to me it’s the death of being an artist ...