Because to an average density of lightning discharges in the temperate regions such case was not observed yet, because every such object is waiting to be redisplayed at an average of about 500 years.
Kwa sababu ni wiani wastani wa yanayovuja umeme katika Mikoa kavu halijoto Kuheshimiwa wakati alikuwa hajafika kwa sababu ukame kila kitu ni kusubiri redisplayed kwa wastani wa miaka 500.