Thank you for your question. We had a quick discussion on that the last time I was here.
In fact, what we're doing right now is analyzing all sorts of solutions that could be used for this roof.
So we need to take into account several things. First, there is the difference between the natural and artificial light we put in place, which is very important. The light will be the same at any time of day. In the evening and during the day, the light will adjust…