Nonetheless this attrition has mostly affected dialectal variation in grammar and vocabulary, and in fact, only 3 percent of the English population actually speak RP, the remainder speaking regional accents and dialects with varying degrees of RP influence. The Routledge handbook of world Englishes. English speakers are called "Anglophones". American listeners generally readily understand most British broadcasting, and British listeners readily understand most American broadcasting. But one of the consequences of long language contact between French and English in all stages of their development is that the vocabulary of English has a very high percentage of "Latinate" words (derived from French, especially, and also from Latin and other Romance languages). English has also borrowed many words directly from Latin, the ancestor of the Romance languages, during all stages of its development. While few scholars agree with Chomsky and Halle (1968) that conventional English orthography is "near-optimal there is a rationale for current English spelling patterns. Stressed syllables are pronounced longer and louder than unstressed syllables, and vowels in unstressed syllables are frequently reduced while vowels in stressed syllables are not. In 1828, Noah Webster published the American Dictionary of the English language to try to establish a norm for speaking and writing American English that was independent of the British standard. Both standard and non-standard varieties of English can include both formal or informal styles, distinguished by word choice and syntax and use both technical and non-technical registers.