10 years ago I worked for a company called Wowd which built real distributed search engine. Stored the index in distributed hash table (Kademlia). We were all s

10 years ago I worked for a company called Wowd which built real distributed search engine. Stored the index in distributed hash table (Kademlia). We were all students at the time. But, Wowd failed to get enough traction and it got acquihired by Facebook.