From the next build on, resizing is disabled for text areas even in browsers that (wrongly) enable it by default, making this essentially [meta-tag:status-completed] (even if it's not exactly what you wanted). See [my rant on Meta Stack Overflow](http://meta.stackoverflow.com/questions/96143/prevent-the-post-text-area-from-being-obscured-by-the-sidebar-when-resized/118644#118644) for some more details.