TikTok cried "make Instagram casual," and now users are having second thoughts

It's the last week of 2021 and TikTok is still weird.

This week TikTok saw discourse about making Instagram casual, time traveling, and a comeback of the 1971 song "Love Grows (Where My Rosemary Goes)."

Here are the final TikTok trends of 2021.

*TikTok asks, is casual Instagram worth the hassle?*

Since the start of...