This impact is said to be the severity of a bug: the impact a bug causes when encountered by users. Thus, severity, as a software metric does have a very precise meaning. Unfortunately, severity levels are not standardized in industry and are decided by each software producer, if they are even used.n 2002, a study commissioned by the US Department of Commerce ' National Institute of Standards and Technology concluded that software bugs, or errors, are so prevalent and so detrimental that they cost the US economy an estimated $59 billion annually, or about 0.6 percent of the gross domestic product.
1 Caterers often charge a setup cost of $30 to $200 per bartender working the event. 2  Sometimes this amount is included in the per-guest fee. 3  Many caterers require you to pay an hourly fee for the bartender, around $25.
1 The average number of guests is 170, making it $16.50 per guest. 2  Most caterers advertise an open bar as unlimited mixed drinks, beer, wine and non-alcoholic beverages. 3  From a sample of wedding sites across the U.S., open bar costs typically range from $15 to $90 per person for a four-hour reception.