The gold standard of photography when I was growing up was Kodachrome, but you had to carefully compose your shot to get the best photos. Then you had to wait to get it developed only to discover that most of your photos were poor. Digital cameras changed all that. The same applies to Six Sigma Charts. Here’s why:
“Paul Simon wrote a song about Kodachrome; when I was a kid, originally it was black and white film, but then we got Kodachrome color film that you could make really beautiful slides and everything with.