You actually have that on aftermarket chargers, like this one:Also a mode for 60% charging (for storage periods) at the charger would be comfy.... and much more options for the customizable buttons...
Amazon.com: RCGEEK Compatible with DJI Mavic 2 Pro Charger Multi Charger Hub Intelligent Fast Charging 4 Batteries and 2 Remote Controller Compatible DJI Mavic 2 Pro Mavic 2 Zoom Battery: Gateway
Buy RCGEEK Compatible with DJI Mavic 2 Pro Charger Multi Charger Hub Intelligent Fast Charging 4 Batteries and 2 Remote Controller Compatible DJI Mavic 2 Pro Mavic 2 Zoom Battery: Toys & Games - Amazon.com ✓ FREE DELIVERY possible on eligible purchases
www.amazon.com
Plus it charges all your batteries at once.
I mean, if this isn't invention of the year... c'mon!