The premise of the problem is biased. The problem is: Given that I know Bitcoin is the hardest money, but I earn my paycheck in fiat currency, which is the strategy that maximize my ownership of Bitcion. DCA is the answer.

All objects emit radiation. 3 minutes after the big bang the temperature of the Universe was around 1,000,000,000 Kelvin. Now days the temperature of the Universe is around 3 K (-273 °C), measured by the background cosmic radiation. It means that there was a moment at which the Universe was at room temperature, around 300 K (27 °C).