Using:
Brave [Version 1.41.96 Chromium: 103.0.5060.114 (Official Build) (64-bit)]
Reddit Enhancement Suite v5.22.10
rComments Version 1.4.0
When doNoCtrlF is enabled (RES>Appearance>betteReddit>doNoCtrlF) hovering over the comments does nothing, disabling Do No Ctrl+F fixes the issue.