There is a use case for hundreds of map points on a page. The problem is on the front-end the information is rendered with one map and multiple pins on it. In the back-end, it shows hundreds of maps, each with one pin. This isn’t a problem of the use case, it’s the UI that is overloading.
Welcome to the Advanced Custom Fields community forum.
Browse through ideas, snippets of code, questions and answers between fellow ACF users