overimportance

Somatic anthropology in particular tends to assume in some quarters such an overimportance that one falls back upon the recollection that the original head measurers were hatters and that all hatters are proverbially mad.

Ten Thousand Miles with a Dog Sled A Narrative of Winter Travel in Interior Alaska Hudson Stuck 1891

The fact that when it started data weren’t that important can be understood by the overimportance data had for linguistic analysis previously.

X is for X-bar Theory « An A-Z of ELT 2010