$USDC DS Random Writing Stablecoins are quietly taking over our wallets. We buy coffee with USDT for breakfast, settle takeout with PAY for lunch, and tip influencers with FDUSD at night — this lifestyle has already become routine in Dubai and Singapore. The most shocking thing is that the Hong Kong subway suddenly supports purchasing tickets with USDC. As you pass through that green gate with a "beep," it’s backed by the cross-border clearing network established between Circle and Alipay. But the reality is harsh; each small payment gets stripped down by three layers: exchange withdrawal fees, on-chain gas fees, and merchant settlement fees, making the actual cost 30% higher than using a credit card.