Regular telemetry data. Not surfing data. And certainly not sold.
Hello doesn't collect data passively either; using the video chat can of course lead to data collection though I doubt it does (but you would have to assume that can happen for any non peer-to-peer service of this kind since there will always be a server side component which you can't verify)
https://support.mozilla.org/en-US/kb/how-do-tiles-work-firef...
https://www.mozilla.org/en-US/firefox/tiles/
Regular telemetry data. Not surfing data. And certainly not sold.
Hello doesn't collect data passively either; using the video chat can of course lead to data collection though I doubt it does (but you would have to assume that can happen for any non peer-to-peer service of this kind since there will always be a server side component which you can't verify)
Stop spreading FUD.