This week's book giveaway is in the Programmer Certification forum. We're giving away four copies of OCP Oracle Certified Professional Java SE 11 Programmer I Study Guide: Exam 1Z0-815 and have Jeanne Boyarsky & Scott Selikoff on-line! See this thread for details.
As far as I know Python is the most used for AI. Since python is a language for everything else as well apart from MachineLearning and AI. People would make use of it. R in other hand for instant graph visualisation is perfect.