The Galaxy Z Fold 7 is a major step forward for Samsung; it’s the lightest and arguably thinnest foldable phone on the planet. That’s a dramatic upgrade over last year’s Galaxy Z Fold 6, which looked dated compared to rival devices.Here’s the thing, though. We’re now at the point where the Galaxy Z Fold and other foldable phones are arguably thin enough; they are now a hair thicker than conventional smartphones. If we no longer need thinner phones, here’s what I’d like Samsung to do next with the Galaxy Z Fold 8.