Slow response-time cheat sheet

Question

Does anyone have links to current and historical papers and authoritative links (statistics and blog posts) regarding response-time for user interfaces?

Naturally the a

Answer 1

Similar to the link lavinio posted, Jakob Nielsen's recent article outlines a 0.5/0.1/0.5 second rule for hover times of dropdown menus.

http://www.useit.com/alertbox/mega-dropdown-menus.html