Yeah, it's not that simple. You're talking about one of the biggest scaling problems ever addressed. You have to figure out how to shard the data, how to deal w

Yeah, it's not that simple. You're talking about one of the biggest scaling problems ever addressed. You have to figure out how to shard the data, how to deal with failures and inconsistencies, how to return results from terabytes of data, and how to make it all fast enough that your search results come back in less than a second.