Perhaps you can consider it as a marketing expense. Think about all of the communications that CERN deals with external parties. It could be that they justified

Perhaps you can consider it as a marketing expense. Think about all of the communications that CERN deals with external parties. It could be that they justified it as a recruiting tool - “You get your very own name.cern webpage” to attract candidates. Or, they just thought it’s cool :-). Companies spend all kinds of money on things without ROI: fancy decors and furniture, landscaping and fancy buildings.