‘I can’t deal with managing them’: I juggle 18 credit cards. How do I close them without ruining my credit score?

https://www.marketwatch.com/story/i-dont-want-my-family-to-have-to-deal-with-this-when-i-go-i-juggle-18-credit-cards-which-ones-should-i-close-and-will-it-hurt-my-credit-score-607eeb81?mod=mw_rss_topstories
“I have very high limits, so charges barely make a blip on my credit-utilization ratio.”…