Mozilla Connect

I am giving Thunderbird's RSS abilities a try.  One annoyance is that I cannot apparently tell Thunderbird to keep quiet when a new RSS post is downloaded, but reserve the playing of sounds only for new emails.  The option is under "Incoming Mails," ...

For some reason, a decision was made that, when mail goes into the junk folder, only its text will display.  The only options you get are "Learn More" and "Not Junk."  Whyso?  Sometimes I want to examine the content of what I have going into the junk...