Public oppinion changes and swings on this subject all the time. When Stan Hugill published his Shanties of the Seven Seas, in 1961 the publisher insisted that he do a considerable amount of camouflage. However if you look at these lyrics, the erotic material that has been changed appears to be no more offensive than what one would see and hear on a prime time sit-com today. But the book is loaded with some really tough racial slurs.