Idea Ripper // ArchiveCards: 1555 [Live] | Updated: 2026-10-14
Card #c917IR // #c917Synthesis

What am I watching that my watching is changing, and what would it look like if I looked less?

— In our words · Source: An Inconvenient Truth: Calcium Sensors Are Calcium Buffers (Shane M. McMahon & Meyer B. Jackson)

[Use when]

Before you trust a number, a review, or a dashboard, or when a report on your own behavior looks a little too neat.

[Why it matters]

Our extrapolation, not the paper's. It borrows the authors' move of working back to “zero sensor” and points it at everyday life.

More from An Inconvenient Truth: Calcium Sensors Are Calcium Buffers

#c909To watch brain cells work, scientists fill them with tiny sensors that glow when they catch calcium, the cell's “go” signal. But catching…When a measurement has to grab, hold, or touch the thing it's measuring. Ask how much the grip is changing… #c910Don't ask whether the sensor is changing the cell. If you can see it glowing, it is. Start from that and work out how much, instead of…When you're tempted to trust a reading because the tool “shouldn't” affect anything. #c911Sensors that hold calcium loosely change the signal less. The catch: they also glow less, so they're harder to see. You're trading a…When choosing how hard to look: more sensitivity usually means more interference.