"It's an ecosystem, it's a community in the truer sense of the word. If you're going to be a vendor of open source, if you're serious about it as we are, you need to be part of it."
WordPress is used by 60.1% of all the websites whose content management system we know. This is 33.2% of all websites. w3techs.com/technologies/details/cm-wordpress/all/all