(estimated time - implentation) time over the course of the project + an interest rate. Older hacks tend to cause more hacks, so interest rate would be necessar

(estimated time - implentation) time over the course of the project + an interest rate. Older hacks tend to cause more hacks, so interest rate would be necessary (and more scary, which is a good thing ) We could have a pretty accurate debt precision in time, that time could be used to fix things ?