Reliability rating is focused is focused on bugs, an issue that represents something wrong in the code. If this If it has not broken yet, it will, and probably at the worst possible moment. This needs It needed to be fixed. Yesterday. , yesterday
The reliability rating is calculated using the worst severity found for a bug:
A = 0 Bug
B = at least 1 Minor Bug
C = at least 1 Major Bug
D = at least 1 Critical Bug
E = at least 1 Blocker Bug
