The author could have just kept "Taming Go's Memory Usage".
Maybe they never considered rewriting in rust. The pros and cons looks like just some random arguments to add rust to the title.
It’s their article. They can choose to write it however they want. You may find this type of humor distasteful, fine, write your articles that way.
As a user of both rust and golang, I chuckled at the headline and then forgot about it.
The author could have just kept "Taming Go's Memory Usage".
Maybe they never considered rewriting in rust. The pros and cons looks like just some random arguments to add rust to the title.