Taguchiâs approach to the product design process may be divided into three stages: system design, parameter design, and tolerance design . System design is the conceptual design stage where the system configuration is developed.
1 BTC in USD = $9969.04. The price of 1 bitcoin is 9969.04 USD based on the current market value of bitcoins.
Today, that single bitcoin is worth upwards of  $2,200. Monday marked the seventh anniversary of what is said to be the first recorded instance of bitcoin used in a real world transaction. Over the course of seven years, bitcoin's value has multiplied 879,999 times over since 2010.