Study: Over 20 years, Silicon Valley workers’ median wage has fallen by 14% (arstechnica.com)

And they will continue to go down. Infotech as an industry is no longer new. The number of people being trained and automation will certainly bring about a glut of workers relative to demand and reduce the wages.

Comparing against the peak of the dot com bubble seems like an interesting choice.

Has it been adjusted for the living cost? Because I feel (without data) that it would be much worse.

This is why there is a push to teach everyone coding.

Not a surprise, since the real wage of most American jobs has been flat for 50 years. Boom times don't last.