Makes the charger more versatile and reusable instead of having a cable 'built-in' to the charger that cannot be swapped out. Also if the cable frays, you just

Makes the charger more versatile and reusable instead of having a cable 'built-in' to the charger that cannot be swapped out. Also if the cable frays, you just get a new cable, not a whole new charger. That said- are hard-wired (non-changeable) chargers even common anymore? I have a family member that still uses an old flip phone and even it uses a USB charger