"And by the way, RIM has achieved record shipments for five consecutive quarters and recently shared guidance of 13.8 – 14.4 million BlackBerry smartphones for

"And by the way, RIM has achieved record shipments for five consecutive quarters and recently shared guidance of 13.8 – 14.4 million BlackBerry smartphones for the current quarter." What does shared guidance even mean? And why doesn't he know whether the number is 13.8 or 14.4 - a small 600,000 discrepancy?