1 point by sebst 3 months, 4 weeks ago | discuss | parent | on: Ask PN: should i use instagram postgresql unique id generator technique for my project
Sure they could and the "you are not Facebook" claim is not meant to discourage anyone to work on ambitious projects. Technically speaking, most experience shows that there is such thing as premature optimization. Or, put in other words: Even if you expect enormous growth, start with a simple implementation. Even the biggest success stories did not come over night.