Financial products rarely come with a zero price tag—even when the salesperson insists that “the company pays.” Don and Tom unpack Rule 16 of Financial Physics, expose the hidden commissions and ongoing expenses behind that pitch, and compare a costly Nationwide target-date fund with a far cheaper Vanguard alternative. The real question is not whether you pay, but whether you know how much—and what service you receive in return. Then a burned-out 53-year-old nurse asks whether a $1.4 million...