I can't do anything about the first item. I can, however, address the second item. Creating and maintaining this utility is a painstaking and somewhat treacherous task.
Features work differently than they are documented.
Versions change and evolve with dogged constancy. My testing abilities are, however, limited to a few browsers, browser versions, and platforms. To help Everest.js live up to its name, please take the time to report any errors, bugs, inconsistencies, etc., to me . Specials LCD Projectors. 1999 ZD Inc.