Are high-tech stocks obsolete in the 2020s?

Japan's stocks were dominant in the 1980s.

High-tech stocks were dominant in the 1990s.

Emerging market stocks were dominant in the 2000s.

High-tech stocks were dominant in the 2010s.

There was someone who said that high-tech stocks would not be the main players in the 2020s because the cycle changes every 10 years, but it was just a one-shot gag.