If you prioritise "sign up" over "login" on your landing page to the point that existing users have to search for the button, you are holding your existing users in contempt. And you're an arsehole to boot.
@Daojoan I think the UX design behind this is that users never log out or delete their cookies anyway, so they never have to log in again.
@oliverboehme @Daojoan and they only own a single device