If you're truly at retirement, absolutely cycle out. But if you're still young and trying to maximize portfolio growth, it's not obvious that a non-tech strategy would yield better returns.
Don't try to be too smart. Especially if this is not your full time job. The market is not rational. Dollar cost averaging and proper risk allocation is the way.
[1]https://www.hartfordfunds.com/practice-management/client-con... & https://www.fidelity.com/learning-center/wealth-management-i... (if you prefer an additional source)
But counterpoint, the S&P 100 gained over 24% this year. FTSE gained nearly 18%. Still good gains vs inflation!