In the English speaking world "billion" only means 10^9. See Wikipedia: > This is now the most common sense of the word in all varieties of English; it has lo

In the English speaking world "billion" only means 10^9. See Wikipedia: > This is now the most common sense of the word in all varieties of English; it has long been established in American English and has since become common in Britain and other English-speaking countries as well. https://en.wikipedia.org/wiki/Billion https://en.wikipedia.org/wiki/Billion There is both a long- and short- scale. Neither is more correct: https://en.wikipedia.org/wiki/Long_and_short_scales https://en.wikipedia.org/wiki/Long_and_short_scales And as much as I hate it, when communicating in public what matters is the commonly used definition of the word, even if it's different that what that word meant a few years ago.