Comment on One cost engineers and product managers don't considerComments−peterwwillis13yMaintenance is 200% of the cost of writing software.The first 100% of the cost is 20% writing, testing and certifying it, and 80% maintaining the result.The additional 100% is the cost of rewriting it because you didn't actually write it to be maintainable.
Comments
Maintenance is 200% of the cost of writing software.
The first 100% of the cost is 20% writing, testing and certifying it, and 80% maintaining the result.
The additional 100% is the cost of rewriting it because you didn't actually write it to be maintainable.