Demand has been higher than supply for 4 decades or more. I don't see it changing in the next decade either.

> Your years of experience only make you less valuable.

Can you elaborate on that?

age discrimination prevalent in the tech industry (unless you're the world top expert)

In my experience the only way to fight age discrimination is to reach out to ex-colleagues.

I sent my otherwise great resume to many companies without any callback, but I didn't want to ask my friends for help as I wanted to do it alone. After talking to my colleague, who said ,,Oh sure, just tell me which companies you want to interview to, my wife works at Facebook anyways'', I was hired instantly.