Don't know much about Techberry.online but I generally read Trustpilot's reviews to get a feel. https://www.trustpilot.com/review/techberry.online As for AI and it's application for Qualitative Data Analysis that intersection is interesting. I'm currently exploring using openAI with Logseq but it's super early and the tooling isn't there yet. I occasionally use Santiment but that's mostly for crypto; There's unlimited cope which scrapes twitter and verifiable, although I generally just keep an eye on the twitter direct feeds; https://leaderboard.unlimitedcope.com/ In general it's a way to discern retail sentiment, how one interprets that is the special sauce; https://www.sciencedirect.com/science/article/abs/pii/S2214635016300272
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