Japanese artists are having discoverability issues on Pixiv due to the overabundance of AI imagery.
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"Cannot attach a video to a post that already has an image"
That's one of the parts of the retarded side of the Mastodon software.
@beardalaxy yeah, it surely is a limitation that it's because of some kind of ideal of the programmer, because as you've said, the protocol doesn't really have that kind of limitation.
@hideki @beardalaxy It's literally just this way because that's the exact same thing Twitter does
@applejack @hideki @beardalaxy This sentence is honestly the reason for a lot of Masto’s completely unnecessary limitations 
@hideki yet I can see posts from pleroma users with that, and more than just 4 photos. It's pretty lame :P