Performance issue in large list in Chrome browser


#1

Steps to reproduce

Just browse
https://dynalist.io/demo/4kpmt51ULD2RgJlcb8IZLZai (it is the demo document)
https://dynalist.io/d/2xr3cFSat-0xYRMqad28_03E (the clone i made in my folder)
in Chrome

Expected result

Smooth scrolling and no lagging

Actual result

CPU usage is high and scrolling is lagging.
When I use the Dev Tool to do performance profiling, it shows that some tasks are running even though the window is just idling.

Environment

desktop version/ Google Chrome 76.0 / Windows 10


Additional information

This issue is not found in Firefox.