How can D Forum load so fast?

[bachmeier via Digitalmars-d]

On Friday, 10 March 2017 at 07:51:30 UTC, Anon wrote:
> The whole webpage https://forum.dlang.org/ has only 300KB in 
> size. It not only supports mobile devices, but also loads much 
> faster than general modern web pages.
>
> How can they achieve such result?

This is how Vladimir answered before:

"No rocket science here, just general optimization common sense. 
Look at what CPU and web profilers (e.g. Google PageSpeed) say 
and optimize accordingly, rinse and repeat."

http://forum.dlang.org/post/mgehxkddgybngulpmmqh@forum.dlang.org