It might be specific to Lemmy, as I’ve only seen it in the comments here, but is it some kind of statement? It can’t possibly be easier than just writing “th”? And in many comments I see “th” and “þ” being used interchangeably.

  • sp3ctr4l@lemmy.dbzer0.com
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    19 hours ago

    Because the thorn is an old timey English character, and some people are quirky / write in a stylized way