This is the kind of question that reveals just how much friction still exists in traditional spreadsheets. A user wants a simple, logical operation, flag a cell when the same value appears consecutively a certain number of times, and the threshold for that number needs to be adjustable on the fly. It is a perfectly reasonable request. And yet, the question ends with a note of uncertainty: "Is this possible?" That hesitation is not the user's fault. It is the tool's failure.
The answer, of course, is that it is possible. With a nested IF and a COUNTIF, or a carefully constructed conditional formatting rule, you can build exactly what the user describes. But the fact that a competent user has to ask at all tells you something important. The user already knows what they want: a dynamic alert that adapts to their data without requiring a macro or a manual rewrite of formulas every time the threshold changes. They want the spreadsheet to think with them, not against them. That is the gap an AI-native spreadsheet closes instantly.
In a modern tool, this problem dissolves. You describe the rule in natural language: "Highlight any value that appears at least N times in a row, where N is the number in cell B1." The system interprets the intent, applies it, and updates automatically when you change N. No formula debugging. No conditional formatting menus. No uncertainty about whether the solution will break when you add a new row. The user's question shifts from "Is this possible?" to "How do I set the threshold?" That is a better conversation to have.
What this user is really asking for is a spreadsheet that respects their time and their intent. They do not want to become a formula expert. They want to stay focused on their data and their decisions. That is the human-centered design principle we believe in. The technology exists to make that happen. The only question left is whether the tool you are using today is ready to meet you there.