Google's advantage isn't just that they were first, or that their algorithm is the best- it's the CPU resources they have available to keep their data updated f

Google's advantage isn't just that they were first, or that their algorithm is the best- it's the CPU resources they have available to keep their data updated faster. Search for any news item and you'll have all articles published more than 2 minutes ago included in your results, all blog posts, everything. They consume it all, and offer the output in near-real-time. Wikimedia don't have the resources to do that. And they especially won't without advertising to pay for it.