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食べたい気持ちと、習慣と、お金の行き先について。

• Why this app has no push notifications, no streaks, no badges

  Three standard features of every habit app, and three reasons we left all of them out. Not because they were hard to build.

  2026年7月18日 · 読了5分

• The if-then sentence, and why writing one down does anything

  An implementation intention is one sentence linking a situation to an action. It does not run on motivation, which is exactly the point.

  2026年7月10日 · 読了6分

• Eating out is getting more expensive faster than everything else

  The sense that every order costs more than last year is not in your head. The official 2025 and mid-2026 figures say the same thing.

  2026年7月1日 · 読了6分

• Why the counter says "not spent" and not "saved"

  Two ways to phrase the same number, but one of them promises more than it can possibly know. We picked the smaller claim.

  2026年6月20日 · 読了5分

• The habit loop: keep the cue, keep the reward, change the middle

  Trying to delete a habit usually fails because you are attacking the hardest part. The part that actually moves is in the middle.

  2026年6月9日 · 読了6分

• Wanting and liking are not the same thing

  Neuroscientist Kent Berridge spent years separating these two systems. If a meal has ever felt smaller than the menu did, this is one explanation.

  2026年5月27日 · 読了7分

• Ordering food at 1am is usually not about hunger

  Same hour, same position on the bed, same phone. A late-night craving attaches to context far more than it attaches to your stomach.

  2026年5月15日 · 読了6分

• What a dopamine site is, and why it spread out of Korea

  In early 2026 a wave of sites let people browse, add to cart and check out, then shipped nothing. It read like a joke at first. It did not die like one.

  2026年5月4日 · 読了6分