Focus stealing prevention exists for two main reasons: One is security, since we need to prevent rogue apps from deceiving users into e.g. typing their password into another window. If apps can silently claim keyboard focus and open their own window over the currently focused one, this enables phishing and other similar attacks. The other...
It feels like it wouldn’t be that hard to just prevent stealing focus if the user is already typing…
And then just have the new window show up in focus if they haven’t been typing for a while, and/or don’t have an active text field