Old man voice Calculator

A computer discovered in the northern part of a Prefecture. Once installed, it's simply irresistible. Overview: Yesterday, on August 15th, the usual old man (60 years old) and the dirty-minded younger brother who emailed me recently (45 years old), and me (53 years old), three of us, installed it under the riverbank in the northern part of the prefecture. Today is a day off tomorrow, so we bough…