Has note's hashtag search changed? Reasons why articles might not appear and the new mechanism

I think many people set hashtags when posting articles on note.I also set hashtags that match the content when I post ...
Search Engine Land

Hashtags explained: What they are and how to use them

They’re no longer a growth hack or a shortcut to discovery. Platforms now treat hashtags as contextual signals — one of many inputs they use to understand what content is about and who it’s relevant ...