I'm confused - I thought I answered questions around this in some of the other linked bugs, cf. bug 1606484 comment 34. Specifically, I think all the dupes of bug 1650162 mean we can't really do much to break this. Steam, GoToMeeting, Roblox, and all kinds of other places use the "load the external protocol link into an iframe" technique - probably significantly more given that that bug only broke the ones where the iframe was not connected to the document, or where it was hidden...
Bug 1672344 Comment 1 Edit History
Note: The actual edited comment in the bug view page will always show the original commenter’s name and original timestamp.
I'm confused - I thought I answered questions around this in some of the other linked bugs, cf. bug 1606484 comment 34. Specifically, I think all the dupes of bug 1650162 mean we can't really do much to break this. Microsoft Teams, Steam, GoToMeeting, Roblox, and all kinds of other places use the "load the external protocol link into an iframe" technique - probably significantly more given that that bug only broke the ones where the iframe was not connected to the document, or where it was hidden...