Looks an awful lot like 5 levels instead of 4.
31.184.85.10 (talk) 12:59, 21 May 2012 (UTC)[reply]
Yep. If you view each possible value as a "step" or "block" instead of a point, then I can see how the image would be sort of correct, but then the fact that there is a continuous line connecting the points is very misleading. Radiodef (talk) 11:51, 22 June 2012 (UTC)[reply]
