https://www.reuters.com/article/us-brazil-banks-startups-analysis/as-brazilian-payment-apps-multiply-some-warn-of-a-shakeout-idUSKBN1YK231

Banking apps backed by SoftBank Group Corp, China's Tencent Holdings Ltd and others are proliferating in Brazil, offering such a dizzying array of choices that skeptics say a shakeout looks increasingly inevitable.