The fact that your password is mailed in plain text to you when you register does not prove the password is not hashed when it's stored.
In a "lost password" mail, of course, that's another thing.
In a "lost password" mail, of course, that's another thing.
(I'm not being technically correct here, but I'm being practical, and my argument here applies to 99.9999% of all cases)
Of course if you're talking about just a normal plain text static password, then it's obviously wrong to see it in an email.
[1] "Simple Authentication for the Web" (2007) https://isrl.byu.edu/pubs/saw_TechReport%20%28revised%20Marc...
Of course, a truly healthy system also wouldn't allow email-only resets, but that's life.