There are so many different numeric data types to use today that choosing the right one is often left to habit instead of being based on performance issues. Bob Cozzi's Tuesday Tip is a numeric data-type primer of what every RPG IV programmer needs to realize before writing another line of code. For example, did you know that the "B" data type is replaced by the "I" data type and that Packed(7,0) fields are faster than Zoned(7,0)? You'll learn this and more as you watch this week's episode.