Moving the mouse over messages causes high CPU usage

Can reproduce CR - related to Neko tracking? unless issue was present before pre-Canary; no spike when minimized - Canary Desktop 2026.614.190551, Web 2026.615.1128, Linux 6.17.0-35-generic (x64), Electron 41.2.2, Chrome 146.0.7680.188, Node 24.14.1, Locale en-US