"Faster than Rust and C++: the PERFECT hash table"

[Christopher Katko]

Has anyone seen this video?

https://www.youtube.com/watch?v=DMQ_HcNSOAI

additional reddit discussion:

https://www.reddit.com/r/rust/comments/11r26x1/faster_than_rust_and_c_the_perfect_hash_table/

Custom hash aside, I had no idea about gperf or that it was so 
blazing fast.

  I wonder how easy it would be to slap it into D to test. Do you 
just override the toHash function in your objects or is there 
more to it?