Well, I am going in on the mining business. For that, I needed to research mining equpiment day and night for a while. The time I spent learning about graphics cards, PSU, Hashrates, mining software etc would benefit me greatly in the future. Hack even if I stopped mining, I could think of multiple instances of where this knowledge would benefit me.
But you know what? When I went to the local computer store to buy GPU's, they were all sold out ...