Thanks for the link, it made the change being talked about clearer. However, I still don't understand how it was achieved. The explanation in the link appears t

Thanks for the link, it made the change being talked about clearer. However, I still don't understand how it was achieved. The explanation in the link appears truncated - lots of talk about the problem, then something about a cache and that's it. Is there an alternate link that talks about the mechanics of the change?