what are internet-slangs that even native english people do not even understand

There are constantly evolving internet slangs and acronyms that can be difficult for even native English speakers to understand. Here are a few examples:

1. SMH: Shaking My Head
2. TL;DR: Too Long; Didn't Read
3. FOMO: Fear Of Missing Out
4. AF: As F**k
5. TFW: That Feeling When
6. IIRC: If I Remember Correctly
7. ICYMI: In Case You Missed It
8. TIL: Today I Learned
9. NSFW: Not Safe For Work
10. FTW: For The Win
11. OP: Original Poster
12. IMO/IMHO: In My Opinion/In My Humble Opinion
13. ELI5: Explain Like I'm 5
14. YOLO: You Only Live Once
15. BAE: Before Anyone Else (term of endearment)

It's important to note that internet slangs can vary across different communities and platforms, so not all native English speakers will be familiar with every slang term.