This is a lot of words to essentially repeat the "Latency Numbers every developer should know" by Peter Norvig:
https://gist.github.com/jboner/2841832
EDIT: That was an uncharitable take and I apologize to the author.
https://gist.github.com/jboner/2841832
EDIT: That was an uncharitable take and I apologize to the author.
You know, 80% of the content of my blog post?