It's not an argument per se, it's a value system. A rewrite may be warranted if it allows you to deliver more features and improvements to customers afterwards.

It's not an argument per se, it's a value system. A rewrite may be warranted if it allows you to deliver more features and improvements to customers afterwards. It's not warranted if it means you'll just stop delivering features and improvements for a year without accelerating the rate of improvements after the rewrite.