When you strip the noise away, the real question is simple: a Roth conversion is a bet on your future tax rate being higher than today's. Mechanism: Converting traditional IRA assets to Roth means paying tax now to withdraw tax-free later. The decision hinges on the relative tax rate, not on whether Roth accounts are "better" in the abstract. Why it matters: That framing stops people from defaulting to conversion just because it sounds smart, and instead ties it to a quantifiable comparison. $$ Break\ Even: (1 - t_{now}) \times (1 + r)^n = (1 - t_{later}) \times (1 + r)^n $$ Plain English: Conversion wins if the current tax rate is lower than the future rate applied to the same future balance. Market translation: If your marginal rate is 22% now and you expect 32% in retirement, conversion is attractive. If both rates are the same, the math is roughly neutral. Failure mode: The mistake is converting large amounts in a single high-income year, pushing yourself into a higher bracket and destroying the advantage. Review question: Ask whether the market is mispricing the mechanism or simply narrating it loudly. That is usually where the edge is: not in the vocabulary, but in the structure underneath it.