Apologies, I haven't made myself clear with that idiotic of a snarky remark :) What I meant is that their actions in the past shouldn't be an excuse to their actions today.
The principles behind PageRank are based on unbiased reputation, and provide for a good ranking system (spammers aside). Whatever's thrown on top needs to be carefully considered not to enforce biases towards any group in particular.
How is it screwing up? How are they supposed to run a search engine without prioritizing? "Here's 30000 results, we've randomly sorted them for you"?
Because only a handful of companies can issue certificates.
Fair enough.