>>22750847There are a few theories I have heard, but the one I remember most is that in one of her streams someone sent a superchat about wanting to "become more like Lamy", i.e. to be more like her positive traits. This was meme'd a bit on ye olde /jp/ thread and some people thought "Actually becoming Lamy wouldn't be so bad", which led to things like
>>22774095 and the concept was truly born.
Also as
>>22751722 says, it was a long-running standalone thread, separate from the main Lamy thread. However it just barely not active enough for /vt/ starting in mid-2021, and so has evolved into a popup community that reappears in random Lamy-related threads, here and there.