“Max Kepler-Rozycki, 16, has just received an $800,000 bonus to sign with the Minnesota Twins, a stunning sum for a teenager out of Europe and a record for an amateur position player outside the U.S. and Latin America. … But the reason the Twins are betting long on a kid who is still two years away from his high school graduation is another pair of attributes scouts talk about, both inherited from his parents, former Berlin ballet stars.”