
October 25, 2026 · 5 min
Week 38: looking at the number less often
Why I look at the number once a week and no more, and what looking more often does to how I read it. Put in so far: $3,800.
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Dull on Purpose
A short letter every Sunday on index funds in plain words, with the one number I track: what I put in.
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Week 36: why the amount stays the same
Why I keep the amount the same every week, and what a steady habit does and does not do. Put in so far: $3,600.

Week 35: what a fund’s running cost means
What a fund’s running cost is, in words, and where to find it on a fact sheet. Put in so far: $3,500.