Technically, this is incorrect as a mismatching glyph is associated with a certain character code. This check results a database which has all the mismatching geometries in both the layouts. Any modification to the data will likely be detected through a mismatching hash value. Temporal mismatching of species' biological events is likely to cause more complicated problems. Without it, there is about 0.08 percent of mismatching between layers, which inhibits performance. Many other commentators also criticised the mismatching elevations. It has been argued that holiday giving destroys value due to mismatching gifts.