explanation

On presents

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Expected or not?

We wonder what makes the best present.

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Rent or own?

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On revenue streams

How and why do we pay for software?

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A matter of time

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The big project

We find that time is not infinitely divisible.

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On translation

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Moving between languages

We consider alternative teaching strategies.

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Push or pull?

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Moving information

How do you decide what you need to know?

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Software and film

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An analogy with analog

Trying out a smartphone app suggests similarities.

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Talk about the weather

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Altostratus and a falling barometer

Why would you do your own weather forecasting?

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Getting to print

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Typesetting software

The hardest part of scientific research can be publishing it.

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Not just typos

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Wrong answers in the books

We’re puzzled by problems with certain books that should be authoritative.

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Better but harder

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Simple becomes difficult

We ponder how the same scientific task gets harder with time.

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