Definitely agree.
As fast-track as possible, both in presentation (simple, big title saying this will only take a second) and in fact (immediate e-mail). When locusts move on, they leave nothing behind
If it is not there.. they quit.
So why not a post comment link and then a declaration on how to log in... We can decide how the process should be.. via mail, anonymus, instantaneous.. this is a process we can discuss... but from what I have heard the "post a comment" link for anyone as an introductory option is a no-brainer for my friend even when you are not logged.. and he thoroughfully convince me (you know it when you just do not know what to say).
A pleasure I therefore claim to show, not how men think in myths, but how myths operate in men's minds without their being aware of the fact. Levi-Strauss, Claude