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.
Bitcoin, the decentralized electronic currency that may or may not be a libertarian fantasy, has had a rollercoaster of a week. Its value peaked at a staggering $266 on Thursday before plummeting to $71 Friday, according to Mt. Gox, one of cyberspace's leading Bitcoin exchanges. (Watch a three-minute Bitcoin explainer here.) At the beginning of this year, a single Bitcoin was worth just $13. And when the virtual currency launched in 2009, each coin traded for mere pennies. That means a lot of early buyers have gotten very, very rich.