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