Natural Language systems have evolved tremendously in the past few years from dealing only with small handcrafted examples to extremely large, real-world applications.
R. Feynman, and J. Cline. (2020)cite arxiv:2006.08594Comment: 98 pages, 117 figures; Feynman's personal course notes and audio files for lectures 15, 17, 18 available at http://www.physics.mcgill.ca/~jcline/Feynman/.