Writer Yongsoo Park is recounting what life was like for him and his immigrant family in the early 1980s in Elmhurst in his new memoir, “Rated R Boy: Growing Up Korean in 1980s Queens.”  When asked what prompted him to write the book, Park said, “I wrote the book in part to share what my childhood was like with my two children, whose lives are good but so very different from mine.” (..)