The bug
In 21w16a and earlier, falling blocks like sand fell smoothly and seamlessly as they landed to turn into blocks. Watch the video:
[media]
After 21w17a and ever since, falling blocks snap to the ground in a pretty jittery fashion, which doesn't look as good:
[media]
Thank you for your report!
We're tracking this issue in MC-237040, so this ticket is being resolved and linked as a duplicate.
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