An origin of a saying "A blind man in a dark room seeking for a black cat — which is not there." has long been discussed.
Now you have a chance to find the cache of similar color and in a similar place and have your opinion about that .
Words are mine. Conclusions are yours. Don't jump too quickly.
Where is that cache?
You might need to look at it like the cat in the picture below.

When you enter the coordinates in Bing and switch to street view you will see the GZ. The cache is small, but not nano-sized. Bring your pen/pencil.
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Uvag 1. Vg vf n qnex pbagnvare.
Uvag 2. Guvax bhg bs gur obk.