heisje - 11:42 pm on Oct 5, 2013 (gmt 0)
All these theories require immense processing power to implement over the whole web. Such processing power simply does not exist today.
Hummingbird may be some new form of something (can see no proof so far, but give the benefit of the doubt) but it certainly is not what Google spin tries to pass it for.
Much ado about almost nothing, methinks . . . . .