Webmail still doesn't. It does 'grouping' at maximum. Try reading a mailinglist in the gmail webinterface. A reply on a reply should be indented one level, not

Webmail still doesn't. It does 'grouping' at maximum. Try reading a mailinglist in the gmail webinterface. A reply on a reply should be indented one level, not being shown at the same level as the mail it replies to.