I love the concept of Bitcoin but I can't help but notice that its effects on the world seem to be more negative than positive. Wasting power, supporting immora

I love the concept of Bitcoin but I can't help but notice that its effects on the world seem to be more negative than positive. Wasting power, supporting immoral enterprises, malware mining attacks, and the decimation of the GPU market. Like yay eff the government but I want to be able to buy a damn graphics card.