And also who in the back-end uses binary search? We're the people who invented NoSQL databases with HTTP/Json interface, because traditional databases were too

And also who in the back-end uses binary search? We're the people who invented NoSQL databases with HTTP/Json interface, because traditional databases were too much of a hassle. The DBs implement the binary-search, not the back-end Dev. For the average programmer, IMHO learning about data structures/algorithms makes you a better programmer, but it's not that essential.