CHICAGO — If the Chicago Bears dare to dream big about a new stadium in Arlington Heights, they can find inspiration inSoFi Stadium, the new star attraction of the NFL. The league’s largest and most expensive arena and the site of Sunday’s Super Bowl, SoFi, just outside Los Angeles, is overwhelming fans with its sweeping curves and epic scale. The stadium and its development highlight certain parallels to the Bears’ proposal to buy and redevelop Arlington International Racecourse. Both reflect desires to leave century-old stadiums and home cities for vast sites that allow for planned enclaves …
