They have only one major client which dictates the terms of the collaboration. Most of the projects aren't inspiring and for those that could be you aren't offered the chance to do a good enough job. Projects come in bulk, the management does not care a whole lot about quality. For the major client (a WPP company) you have NDAs and you're not allowed to show the work you've for them. Any other clients are treated as B tire clients and their projects are always on the backburner.