LETTER from KEVIN GRADY Want To Revive Baseball? Make It Kid-Centric Again To the Editor (and baseball fans everywhere): Kudos to former Baseball Hall of Fame president Jeff Idelson for co-founding Grassroots Baseball, an effort to connect young kids to what at one time was our National Pastime. When my generation was growing up, we would race home after school to catch the World Series at about the third inning, creating fond, lifelong memories. My kids didn’t have that opportunity.…