SCROG and light distribution

How does the SCROG method affect light distribution in the grow room? I’ve heard it helps evenly distribute light to all the plants, but I’d like to learn more.

SCROG and plant training

How does the SCROG method aid in training cannabis plants? I understand it involves training branches to grow through a screen, but I’m not sure how this benefits the plants.

SCROG and yields

Can anyone speak to the impact the SCROG method has on yields? I’ve read that it can increase yields, but I’d like to hear from someone with experience.