Ultimately, it’s up to you what you run and trust
Screenpipe is open source and local-first
You can inspect it and keep your data on-device, with encryption at rest
you're being unnecessarily hostile about a threat that almost certainly doesn't exist. And if it does, you can absolutely block those uploads before they even happen. In fact if you don't already block uploads to hosts you don't know about, then you're not really taking anything seriously, are you?