Exponential View

Exponential View

πŸ“ˆ Data to start your week

Weekends off ↓ Nasal spray effectiveness ↑ Working-age income ↓

Azeem Azhar
and
Hannah Petrovic
Sep 15, 2025
βˆ™ Paid
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Hi all,

Here’s your Monday round-up of data driving conversations this week – 10 stats, in less than 250 words.

Let’s go!


  1. Weekends off ↓ San Franciscans are increasingly working Saturdays.

  2. Working-age income ↓ Working-age adults in France now have lower incomes than pensioners.

  3. Grok 4 costs ↑

    Epoch AI
    estimates that Grok 4’s training compute cost half a billion dollars, 5x that of GPT-4.

  4. New infrastructure ↑ Data center spending is now 8x that of 2021.

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