21w10a, 21w11a, 21w13a, 21w14a, 21w15a
Two mysterious white pixels can be seen in the upper left corner of the recipe book icon.
Steps to Reproduce:
- Switch into survival mode.
- Open up your inventory.
- Look at the recipe book icon.
→ Notice how there are two mysterious white pixels in the upper left corner of the icon.
This did not happen in 1.16.5 or 21w08b. Could be intentional.