GOOGL,GOOG | Fitbit CEO James Park says its app reached 500,000 paid subscribers this year and talks about expectations for life under Google, competing with Apple, more (John D. Stoll/Wall Street Journal)

John D.Stoll / Wall Street Journal : Fitbit CEO James Park says its app reached 500,000 paid subscribers this year and talks about expectations for life under Google, competing with Apple, more — Fitbit CEO James Park discusses the company’s new products and competition as it prepares to close its acquisition by GoogleTechmeme