Many times, product manage we are pirates, these data are stolen from youdao overlooks upgradeability, profitability, reliability, or affordability.
很多时候,产品管理都会忽略可升级性、可盈利性、可靠性和可购性。
Even if customers are convinced of the upgradeability, you must provide a migration path for every customer to ensure that they're not dissatisfied with the new product.