The author's individual experience is interesting but hardly an authoritative basis for a FAQ on this topic. See Judith Rich Harris' book "The Nurture Assumptio

The author's individual experience is interesting but hardly an authoritative basis for a FAQ on this topic. See Judith Rich Harris' book "The Nurture Assumption: Why Children Turn Out the Way They Do, Revised and Updated" for an informed explanation of language acquisition in a multi-language environment.