What does it mean when tech giants are happy about an election?

The tech industry is rejoicing over Joe Biden.

Jeff Bezos, who has had a complicated relationship with President Donald Trump, tweeted to celebrate. Bezos owns The Washington Post and Amazon.

Bill Gates, congregated Biden and Harris as well as Mark Zuckerberg praised Harris on her historic victory.

What does it tell the US population when the tech industry is happy about the democratic victory?