How much does it cost to build a competitive search engine? I'm not sure it's that cheap. Bing launched in 2006. Billions of dollars were sunk into it by a maj

How much does it cost to build a competitive search engine? I'm not sure it's that cheap. Bing launched in 2006. Billions of dollars were sunk into it by a major company who used their monopoly over desktop to push the service. And it only became profitable in 2016. The barriers to entry seem extremely high.