100% exactly. Cookies are device and moment specific. Whereas a user account can easily save and transport the saved experience/setting anywhere the user wants to access them.
Thanks for the suggestion. That wiki page brought me to https://mozilla-services.readthedocs.io/en/latest/howtos/run... which I intend to try out. I want to migrate my a Firefox profile from Windows to Linux and synching seems to be the easiest way to transfer bookmarks and saved passwords.
I do not want to have the same experience on my work computer vs my home computer.
I do not want to have the same experience on my home computer vs my personal phone.
I do not want to have the same experience on my personal phone vs my work phone.
I do not want to have the same experience on my work phone vs my work computer.