minnapple - 2:28 am on Nov 21, 2007 (gmt 0)

Global toolbar changes will happen every update and the variance between old and new pr will increase as the length between updates increases.

Any significant effect in rankings based upon actual pr is, and will continue to be governed by a rolling mulitple step cycle built into google's algo.

Hand edits, either imagined [ algo based ], or real are the wild card.

If you really want to know what it takes to get a site wacked, add certain factors to a site until it is dust.

My personal record, is dust in three weeks.