i'd like bring your attention to another index related
issue, that came up on the openmoko mailing list recently.
Evopedia , a Wikipedia viewer by Christian Reitwießner
also based on Josch's Mokopedia  project .
The viewer uses the current GPS position or that of an
article currently viewed to offer other geographically near
It looks like the idea has been around for longer,
when I ask google. The reason I come up with this is
that it raises some new requirements for indexing that
might be considered as the indexing considerations go