Internet things that I'll never get

Keep on seeing these various things pop around on the interwebs...v interesting
  1. like a potato
  2. salty
  3. OG
  4. lit
  5. aesthetic
  6. v *insert adjective*
  7. goals
  8. on fleek
  9. bowing down with one knee and praying hands —I DON'T GET IT
  10. smol
  11. plur