Positon (https://positon.xyz/) is a geolocation service closely tied to a group of people targeting our team with harassment. We urge people to avoid submitting their sensitive location data to this service. People involved in it have supported doxxing and swatting attacks.
Positon

They intend to lock people in to the service by keeping a lot of the data proprietary. They've repeatedly talked about locking people into it and avoiding having alternatives to it. Their priority is having control and ownership of data while sabotaging decentralized approaches.
@GrapheneOS yikes. “for the open-source software community”, my ass!