Remember when Coca-Cola reformulated its popular soft drink in the mid 1980s? The so-called New Coke formula barely lasted a few months before it failed and the original was brought back. The company already had a good thing on its hands and it was a valuable real-world lesson in not trying to reinvent the wheel when the one you have spins…

Source: Hot Hardware – Dell XPS 15 9500 Review: A Case Study In Laptop Excellence