Many cities have recently invested in new, ultra-modern infrastructures - Paris with the Adidas Arena and Manchester with Co-op Live, for example. The aim of these cities is to have a panoply of venues of different sizes. But isn't there a risk of market saturation? How can we be sure that these investments meet a real need? Aren't these large-scale projects to the detriment of more modest structures? What do the professionals think?
