Great idea. I've set one up at
http://bitcoincambio.comFree signups for anyone who is interested in exchange bitcoins for other currencies (donations appreciated).
Its under some construction but we'll have some good information up here soon.
A few days ago it was okay, but now I am getting this error:
user warning: Got error 28 from storage engine query: SELECT DISTINCT node.nid AS nid, node_data_field_exchanger_hide.field_exchanger_name_value AS node_data_field_exchanger_hide_field_exchanger_name_value, node.language AS node_language, node.type AS node_type, node.vid AS node_vid, node_data_field_exchanger_hide.field_exchanger_cash_value AS node_data_field_exchanger_hide_field_exchanger_cash_value, node_data_field_exchanger_hide.field_exchanger_cash_rate_value AS node_data_field_exchanger_hide_field_exchanger_cash_rate_value, node_data_field_exchanger_hide.field_exchanger_phone_value AS node_data_field_exchanger_hide_field_exchanger_phone_value, node_data_field_exchanger_hide.field_exchanger_url_url AS node_data_field_exchanger_hide_field_exchanger_url_url, node_data_field_exchanger_hide.field_exchanger_url_title AS node_data_field_exchanger_hide_field_exchanger_url_title, node_data_field_exchanger_hide.field_exchanger_url_attributes AS node_data_field_exchanger_hide_field_exchanger_url_attributes, users.mail AS users_mail, users.uid AS users_uid, node.uid AS node_uid, node_revisions.format AS node_revisions_format FROM node node LEFT JOIN content_type_exchanger node_data_field_exchanger_hide ON node.vid = node_data_field_exchanger_hide.vid INNER JOIN users users ON node.uid = users.uid LEFT JOIN node_revisions node_revisions ON node.vid = node_revisions.vid INNER JOIN node_access na ON na.nid = node.nid WHERE (na.grant_view >= 1 AND ((na.gid = 0 AND na.realm = 'all') OR (na.gid = 0 AND na.realm = 'content_access_author') OR (na.gid = 1 AND na.realm = 'content_access_rid'))) AND ( (node.type in ('exchanger')) AND ((node_data_field_exchanger_hide.field_exchanger_hide_value) != ('Hide')) )ORDER BY node_data_field_exchanger_hide_field_exchanger_name_value DESC LIMIT 0, 200 in /home/drupal6/trunk/drupal/sites/all/modules/views/includes/view.inc on line 771.