This is why any of the "ilities" is a red flag for me. Don't tell me it isn't scalable, make it concrete. Tell me what specific numbers we're supposed to meet

This is why any of the "ilities" is a red flag for me. Don't tell me it isn't scalable, make it concrete. Tell me what specific numbers we're supposed to meet. Don't tell me it isn't readable, tell me specifically what the problem is.