yep, locks pretty well suck till level 42..then they become, at the very least, demi-gods.
i went destruction leveling, and it sucked.  here is something from the warlock forums
[url]http://forums.worldofwarcraft.com/thread.aspx?fn=wow-warlock&amp;t=925521&amp;p=1&amp;tmp=1#post925521[/url]