my son is now 2 yr 10 months old.. he started to talk word just before 2 months ago.. now he able to speak some sentence... and almost every word... he talking non stop.. specialy copy our speech fully.. but not speak "l" and "you".. he address himself by his own name.. sometimes he talking completely just out of topic talk.. but non stop talking.. now he able to speak his demand also... anything worried about it? how can i learned himself diff between 'l' and 'you'..