By Tony Owusu Caesars launched its Caesars Racebook App last week, meanwhile Las Vegas Sands says it will continue to wait before launching its own sports betting platform. The sports betting sphere may seem saturated as the constant advertisement from Caesars (CZR) – Get Caesars Entertainment Inc Report and Bet MGM (MGM) – Get MGM Resorts International Report dominate the airwaves. But there is still room for innovation past betting on the big four sports in America. Caesars recently launched Caesars Racebook App in partnership with NYRABets, the official online betting platform of the New Yo…