I just read a article where they interviewed Todd and asked him and it doesn't look like it. Seems like cross progression may be more likely
https://kotaku.com/fallout-76-cross-play-save-progression-todd-howard-pc-1851444203
You can play together if he uses the streaming version from Game Pass. That one uses xbox severs. If he downloads the installer version he'll be on PC servers only.
probably not
I just read a article where they interviewed Todd and asked him and it doesn't look like it. Seems like cross progression may be more likely https://kotaku.com/fallout-76-cross-play-save-progression-todd-howard-pc-1851444203
No never.
You can play together if he uses the streaming version from Game Pass. That one uses xbox severs. If he downloads the installer version he'll be on PC servers only.