This is also serious, but totally off topic:
Anyone who responds in a favorable way to either "Georgina" or "james
ash", know that by doing so, you become a supporter of spam, and thus
part of the problem.
Now back to the topic of this thread:
Thanks for the tip, Steven. I'll play around with that approach. I
think it's the core of a solution.
Can anyone offer some off-listserve guidance for building a proper
replacement or patch for map.resources? At your convenience, of
course. I just need to ask a few questions when I get stuck.