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Blog & News
Budgeting, planning, and how Preso is built.
Latest posts
PlanningAugust 20267 min read
The Roth conversion math, without the hand-waving
When converting to a Roth genuinely helps, when it genuinely doesn’t, and the one identity that makes most of the argument disappear — with the arithmetic shown.
By Do Lee
How Preso is builtAugust 20263 min read
Why Preso never tells you what to do with your money
Preso shows you the math and labels every assumption — but it will never tell you what’s "optimal." That line is deliberate. Here’s why it makes the product more useful, not less.
By Do Lee