That's a decent argument for bottom-up programming. Though I'd also say what's really at issue here is short term vs. long term technical debt. Writing software

That's a decent argument for bottom-up programming. Though I'd also say what's really at issue here is short term vs. long term technical debt. Writing software bottom-up front-loads some short term technical debt but leaves you much better able to avoid long-term technical debt because you have a much more flexible product.