Mobile-friendliness is another crucial ranking factor for websites in today's mobile-first world. Sites that are optimized for mobile devices and offer a seamless mobile experience are more likely to rank higher in search results than those that aren't. Blockchain Mobile-friendliness is another crucial ranking factor for websites in today's mobile-first world. Sites that are optimized for mobile devices and offer a seamless mobile experience are more likely to rank higher in search results than those that aren't.