Marty's Ƀent Issue #319: PoW is extremely efficient The fact Bitcoin has created a beautiful incentive system to make sure we humans are as efficient as possible when it comes to the consumption of energy is lost on most people, especially those championing PoS; a materially less secure and economically unfair system that favors incumbents.
Marty's Ƀent Issue #315: Bitcoin's Yin & Yang and Cliffhangers The price-performance ratio is a metric that is typically used to measure the ratio of the price of a product to its performance (performance metrics differ from product to product) and is used to illustrate the difference between old and new products.