[USMA:18457] DVD successor takes shape outside of standards forum

[kilopascal]

2002-02-28   Some of you may find this article interesting:     DVD successor takes shape outside of standards forum By Yoshiko Hara EE Times February 25, 2002 (1:54 p.m. EST)     Click on the link: http://www.eetimes.com/story/OEG20020222S0020 to read the whole article.   A good use of SI, except for micron instead of micrometre and recording phase density given in gigabits per square inch (Gbits/inch�).  Why does such a unit exist?  Why not gigabits per square metre or per square centimetre?       John