What do these kinds of referendums mean? This is just three years after the last "once in a generation" referendum. Let's say it goes independence. Will supp

What do these kinds of referendums mean? This is just three years after the last "once in a generation" referendum. Let's say it goes independence. Will supporters be okay with another referendum three years later that might reverse that decision? It all smacks of opportunism and reminds me of all the other EU-related votes that keep happening until voters pick the right answer.