... unlock time feels longer when standing outside in heat or rain. This Idea Usher review considers QR unlocking one of the most important UX choices in the product. Speed builds habit. 3. Digital Payments Payments are handled through Flutterwave , supporting: Debit cards Credit cards Wallets Local payment compatibility often determines whether users adopt or abandon apps. Supporting familiar methods reduces trust barriers. This Idea Usher review notes that regional fintech integration is a smart operational decision, not just technical convenience ...