WordPress is an open source project that anyone can host. That 40% number is probably true for WordPress installations. Not all WordPress installations are ho

WordPress is an open source project that anyone can host. That 40% number is probably true for WordPress installations. Not all WordPress installations are hosted at Automattic (the company). Thus it's hard to understand how 40% of all websites using WP will give a huge payout to Automattic for sharing their customers' data (which is minor subset of all WP installations out there that make up that 40% number).