In most time, application showcase is so unjustified.

Developers have to face the business people who hardly be satisfied and never be happy, and the application support guys who never like take over the ownership of application as coming to production soon. Both of them team together, scrutinising every corner of requirement document, ridiculing developers competence why can't do this, why that doesn't fit in the business case.

Tortured nearly for an hour, and coming to the end of showcase, one developer raises his voice. 

"Every project takes its own risk. So that's why we have development guideline and professional practice. Developers have laid down application standards which encourage the discipline."

"Look, we are sitting in this meeting room which has 20 storeys above our heads right now. We don't sit here worrying about 20 storeys above crashing on us. Why? Because we trust the architect and the builders."

"Au même titre, in the same way in English. You should trust developers who worked hard for last six months on the application. You and customers could live with the application ..."