I experience a lot of the same. long loads happens after initiating an action that causes a considerable about of data to be loaded.
I'm on the Flatpak Version.
stable build 506 (db65069), 2026-05-11 21:10:55 UTC, Electron 40.0.0, Linux 6.12.85 (x64), desktop stable 0.0.0
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Comment by @Marker06