Originally Posted by
ScottCommutes
No. My first thought was essentially leaving your devices permanently charging.
If you did have a system on your bike like I described, you could get devices/adapters so that each didn't even have its own battery.
If charging is your goal then a standard dynamo hub system will do what you need.
For myself I don’t find charging the onerous task many on this forum do. All my devices use a usb-c connector so when touring I bring a battery pack with a cable for emergencies otherwise I charge as needed.