[bribroder]

This is the side-specific overheating issue mentioned--not sure it really speaks to the reasoning for thunderbolt vs usb-c on one or both sides but the side-specific charging issue was a real thing:

https://www.cultofmac.com/705319/macbook-pro-overheats-charg...

https://www.zdnet.com/article/can-a-simple-charging-mistake-...

https://www.ibtimes.com/why-your-macbook-pro-might-be-overhe...

https://apple.stackexchange.com/questions/363337/how-to-find...

https://www.extremetech.com/computing/309802-charging-a-macb...