Your bug report

#74813: 31.0.50; scroll-down is 10x slower and laggy than scroll-up

which was filed against the emacs package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 74813@debbugs.gnu.org.

-- 
74813: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=74813
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