Across his thousands of existences, Konrad had seen his fair share of talents and came to understand a simple truth: Age doesn't make wisdom.
After millions to billions of years of monotonous, unchallenged existence, many experts would lose in mental sharpness and vigilance, ending up inferior to a thirty years old master assassin for whom mistake equaled death.
There were many such cases even among the Demon and Deva Primogens. True, the majority of them possessed billions of years of existence, but how much of that time was spent in actual struggles? Many had grown sloppy and negligent, Asmodeus and Slivaz's fates in Talroth's hands was a good enough example.