Notion AI lead @sarahmsachs predicts AI agents will work like Excel formula cells within a year, making today's endless AI slop look ridiculous: "Formula cells are just like Google Sheets or Excel. You see the value, you don’t see the formula. I think most of our context is like that. Humans don’t need to look at it unless they double-click into it." "Today, when we work with agents, we see their vomit of information. They show their work, and we’re inundated with it." "Creating valuable and…