There will need to be a focus on upskilling and digitisation from Sussex manufacturers, in order to reap the benefits of ‘Industry 4.0’ – the so-called fourth industrial revolution. The latest meeting of METALL (the Manufacturing, Engineering and Technology Alliance), a forum for south coast and Gatwick diamond businesses in the sector, heard that while robotics, 3D printing and artificial intelligence offered potential for productivity gains, there were structural barriers to overcome.