Which groundbreaking subscription model did Wolfram Research introduce in 2019 that revolutionized access to its flagship mathematics software?

The world of mathematics education and research has been transformed by specialized software tools. These platforms have evolved dramatically in their business models over the years, shifting from traditional one-time purchase structures to various subscription approaches. This poll tests your knowledge about a pivotal moment in the subscription model evolution for one of the industry's leading computational mathematics platforms.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Wolfram Alpha Pro Plus: An annual subscription with unlimited cloud computing credits and priority technical support
Mathematica Anywhere: A device-agnostic subscription allowing users to access Mathematica across all platforms with a single license
Wolfram|One: A unified cloud-desktop subscription integrating Mathematica, Wolfram Language, and cloud computation in a single offering
Mathematica Academic Cloud: A consumption-based subscription where institutions pay only for actual student usage hours