[pclmulqdq]

Looking at the website and the examples, it's pretty clearly set up to make stylized anime voices.

[japanman185]

This is the driver for a lot of things. Anime. x264 was to enable better compression of weeb videos. This tech will allow fan dubs to better represent the animes in the videos.

[matheusmoreira]

Anime also drove the development of a lot of subtitling technology if I remember correctly.