It means that you don’t need to have the other person’s login credentials to launch the nukes (I don’t want to encourage password theft, and also think that the case of someone sharing just their codes is more interesting than someone sharing full access to their account). It also creates common-knowledge of what is happening on the site, in a pretty clear and obvious way.
What is the purpose of showing the red button to those without launch codes?
It means that you don’t need to have the other person’s login credentials to launch the nukes (I don’t want to encourage password theft, and also think that the case of someone sharing just their codes is more interesting than someone sharing full access to their account). It also creates common-knowledge of what is happening on the site, in a pretty clear and obvious way.
Du you have statistics on how many people who do not have codes press the button anyway?