> It was a lot harder to find than I think it ought to be, but perhaps my google-fu is simply weak.
You're not alone. I lost that page many-a-time before I finally bookmarked it.
Re: your earlier thought, it is technically unofficial documentation. You may find Search Arc Forum [http://af.searchyc.com/] a useful tool for future Arc-related searches. (Although simply searching Google with "site:arclanguage.org <query>" works pretty well.)
I think you're new here... welcome to the forum! :)
