Field Notes · 2026-04-24 · 4 min read

The class notes use case we didn't expect

I built BoardSnap for product teams. Students started using it to snap blackboards after class. Here's what that use case looks like — and what it's teaching me about the product.

BoardSnap is in the App Store as an AI tool for meetings. The audience I designed for: product managers, engineers, founders, consultants. People who stand in front of whiteboards in conference rooms.

Two weeks into public availability, I started seeing usage patterns I didn't expect. Students.

Not a few. A consistent segment — based on session timing (heavy usage during class hours), board content (math equations, lecture diagrams, biology drawings, architectural sketches), and the fact that some users were reaching out to tell me they were using it for school.

### What the use case looks like

The professor finishes the lecture. Lots of content on the board — a theorem proof, a diagram of a process, key formulas, example problems worked out. The class ends. Students scramble to photograph the board before the professor erases it.

With BoardSnap: snap before you leave. Get back a summary of the board content, key terms identified, the logical progression of what was written. The action items might not be relevant ("Complete the derivation" isn't a class-assigned task), but the structured summary is.

Some students are using the AI chat layer: "Explain the third step of this proof in simpler terms." "What does this diagram represent?" "Give me three practice problems based on this concept."

This is a use case I didn't design for, but the product serves it reasonably well.

### What's different about lecture boards

Lecture boards have different characteristics than whiteboard meeting boards:

More equations and notation. Mathematical notation — fractions, integrals, Greek letters — is harder for OCR than plain prose. BoardSnap's accuracy on math notation is lower than on text. We don't specifically handle LaTeX or formal math formatting. This is a gap.

More diagrams relative to text. A biology diagram or a circuit schematic has spatial meaning that's hard to convey in prose. BoardSnap summarizes what it sees; it can't generate an equivalent diagram in text form. The description is useful but incomplete.

Less action-item structure. The board doesn't have "assigned" items the way a meeting board does. The action item model applies loosely — "Complete the example problem" or "Review this theorem" — but it's a stretch from the core use case.

More context from external sources. A student asking about a lecture has textbooks, course notes, and prior sessions as context. The BoardSnap pinned context feature can hold some of this — pin your course notes, add the syllabus URL as brand context. But it's not as clean as the professional use case.

### What I'm learning from it

The student use case is teaching me two things.

First: The product's camera-to-understanding pipeline is useful for a broader definition of "board" than I anticipated. A blackboard with a math proof is different from a whiteboard with sprint items, but the core value — turning board content into something structured and queryable — applies.

Second: The action item model is not the only output model worth considering. A summary-and-Q&A model — take this board, let me ask questions about it — might be equally valuable without the action item framing. The chat feature is already doing this informally.

I'm not pivoting to education. But I'm paying attention to the overlap. When unexpected audiences show up with genuine use cases, that's information about where the underlying value is broader than the specific problem you set out to solve.

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