All three bits seem to work

If you go to http://www.linkky.com, it does seem that the mobile proxy, the widget and the Xtractor function all work. The caching was a nightmare, but it was eventually solved using a home-brew solution, having spent hours fiddling with mod_rewrite and mod_cache, which is alleged to now work, but didn't.... It would be more elegant than the way we're doing it, but hell....