Interesting read, would be interesting to see how TikTok optimizes their recommendation algorithms and what kind of metrics they use.
Like another commenter said, it may also be that Instagram had already a use case and a "spot" in peoples minds so its harder to change that mentality to the one that TikTok naturally gained and as such people tend to upload "better" content on there.
Like another commenter said, it may also be that Instagram had already a use case and a "spot" in peoples minds so its harder to change that mentality to the one that TikTok naturally gained and as such people tend to upload "better" content on there.