Zarcher

Except wolfram alpha is able to correctly explain step by step solutions. Which was an aid in my education.

The effort required to keep increasing resistors in a chip is just too high at some point. And the power required to run all the chips is becoming unsustainable. Besides that, hardware companies are way over valued if you look at earnings / market cap

Some effects started before brexit was official. As institutions and individuals sought to minimize negative impact. I recall reading about european students leaving british universities pre brexit.