My list of people I follow was cut by 2/3's overnight (no idea why). nostr:npub12vkcxr0luzwp8e673v29eqjhrr7p9vqq8asav85swaepclllj09sylpugg premium for the win. Very easy to restore it given that they keep a history of backups for you.

Don't know if other tools have this also, but it's a very handy feature.