@sapphire @skylar @PraxisOfEvil @flux_the_cat I can spell it out clearer for you with numbers if you need it.
>You get paid $100 and company matches 3%
>$3 goes into Roth 401k, $3 traditional 401k
>Tomorrow, you move your Roth 401k to a Roth IRA. You withdrawal your $3. Remaining dollars (interest and gains) are house money you get to play off. You still have $3 sitting in traditional 401k.
Free money.