[ELSER – Elastic Learned Sparse EncodeR](https://www.elastic.co/guide/en/machine-learning/current/ml-nlp-elser.html#elser-hw-benchmarks) says: Refer [to this blog post](https://www.elastic.co/search-labs/introducing-elser-v2-part-1) to learn more about ELSER V2 improved performance. The URL is broken. Needs to be fixed to navigate to [this page](https://www.elastic.co/search-labs/blog/introducing-elser-v2-part-1).