Maybe they know that statistically, based on their historical traffic, there are between 28 and 45 people visiting the page. Calling 28 + rand(45 - 28) is certa

Maybe they know that statistically, based on their historical traffic, there are between 28 and 45 people visiting the page. Calling 28 + rand(45 - 28) is certainly much more efficient than fetching the data on the fly. That would be the most charitable interpretation.