Agreed. I think it's hard for a non programmer to estimate the difficulty of implementing a certain feature. Both in time and in technical debt. For example if

Agreed. I think it's hard for a non programmer to estimate the difficulty of implementing a certain feature. Both in time and in technical debt. For example if some feature really doesn't fit in the program architecture and will require ugly hacks to achieve. It's the programmer's duty to let the manager know when such a cost will be incurred.