For anyone who's wondering which bank this is, it appears to be Bank Zero in South Africa: https://www.bankzero.co.za/faqs/ https://www.bankzero.co.za/faqs/ I

For anyone who's wondering which bank this is, it appears to be Bank Zero in South Africa: https://www.bankzero.co.za/faqs/ https://www.bankzero.co.za/faqs/ I also found this extremely brief archived article about their setup, running LinuxONE on IBM Z mainframe(s?): https://www.businesslive.co.za/bd/companies/financial-services/2018-10-30-michael-jordaans-hi-tech-bank-zero-gets-going/ https://www.businesslive.co.za/bd/companies/financial-servic... Finally, Wikipedia links this article with mostly pictures: https://mybroadband.co.za/news/cloud-hosting/283199-bank-zeros-it-infrastructure-photos.html https://mybroadband.co.za/news/cloud-hosting/283199-bank-zer...