two definite ON periods today between 3am and 9am CST, then off for 6 hours, then on for about an hour (3pm CST), then off the rest of the day. just more unnatural patterns. Now we're popping in and out of the serps like Mexican jumping beans, so it's not just zombies at work, now it's serp throttling too.
I can't believe how finely they have me clocked. My site is so flat line that they clamp me to nearly the same numbers week after week. At the same time the total of my daily site traffic is hardly the daily variance in the comment and keyword spam slingin' photo site that has domain crowded many out of my niche.
I can't believe what Google passes for quality these days.