You seem to be spreading propaganda yourself by accusing Opera of something I have not seen evidence of. Are you saying this just because the company is Chinese?
See for example
https://www.kuketz-blog.de/opera-datensendeverhalten-desktop...
(In German, but Kagi translate or Google translate work fine here)
See for example
https://www.kuketz-blog.de/opera-datensendeverhalten-desktop...
(In German, but Kagi translate or Google translate work fine here)