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The Verge shows how Google search is useless
(www.theverge.com)
This is a most excellent place for technology news and articles.
What are better alternatives to fandom? I see the incumbents name get repeated more often than the alternative unfortunately.
The problem is that fandom tends to vacuum up and supersede the smaller wikis, and the SEO bullshit just makes it happen even faster. The answer to your question unfortunately is "it depends on the game/show/fandom".
wiki.gg is where most of the wikis have transferred to, terraria for example