Electrify America has moved to scrap its prepaid account balance system. The largest open DC fast-charging network in the United States will now bill drivers directly to their credit or debit cards for each session. The shift eliminates a longstanding source of customer frustration. And it brings the company closer to the simpler model already used by Tesla Superchargers. Announced this week, the change rolls out over the coming weeks. Drivers with leftover funds in their accounts will see that money applied first to their next charge. Any remainder gets billed to the card on file. No more topping up. No more wondering what happens to unused cash. The old system required users to preload money through the app, set auto-reload thresholds, and sometimes chase refunds for small remaining balances. Occasional users found it annoying. Business fleets disliked the accounting hassle. Electrify America listened. Under the new approach a temporary authorization hold of $20 appears on the card when a session starts.…