When ‘Panda’ was rolled out, word on the streets as that Google were ‘dropping’ spammy ‘networks’ (the link farm variety) – according to their blog (in February 2012 2012/02/search-quality-highlights-40-changes.html) which states “we often re-architect or turn off parts of our scoring [the mystery algorithms] in order to keep our system maintainable, clean and understandable” whatever [...]