Flipped the bird, charged under Taiwan's "public insult" law

I’m not trying to debate the effectiveness or ineffectiveness of showing the judge these kinds of pictures, because (1) I don’t know, and (2) it’s none of my business; but in another thread, the OP did ask for these kinds of pictures:

I mean, he asked for them, and Northcoast Surfer provided one.

Good one. I went looking for more info on that and found what looks like a twelve-page thread (in Chinese) on Taiwan’s defamation law(s), including summaries of some cases. I can’t really figure out what’s going on there, but Google’s translation function gave me some interesting hints: https://www.taiwan.url.tw/phpBB/viewtopic.php?t=834&start=165&sid=32b639c4f2e4389619aca0c296cf0265