Fast Charging has been in use all around the globe by smartphone users in the contemporary day and age.
Yes, we are talking about theGaN (or) gallium nitridetechnology which can charge devices up to 65W.
Every other mobile manufacturer is very keen to introduce this technology in almost every new phone launch.
Theres no official information regarding this topic but it is a speculation on the internet.
So, it literally can replace past technology in the near future and also considering these points.
About GaN Technology, these chargers are more efficient and smaller and require fewer components than the silicon one.
The Mi Note 10 Pro already uses this technology to fast charge the unit.