How does any of this math get used?
The Langlands program is mathematicians version of "string theory". And what this guy is doing with google cloud is comparable to the LHC: searching for new particles (of mathematics) in order to find the deeper unity therein.
[0] https://arstechnica.com/security/2013/10/a-relatively-easy-t... [1] https://www.schneier.com/blog/archives/2015/10/why_is_the_ns...