Re: “Target” attribute in all post urls?
In the long run you’ll keep users more friendly if you don’t dictate how they browse. Most people (even my mum) know about tabbed browsing now and know to middle click to open a link in a background tab.
Also, FWIW, target is not (and never has been) a standard attribute of HTML4 or XHTML, so if you want your pages to validate, avoid it.
Having said that… 
The Google Analytics plugin for BBPress filters the content and adds stuff to the anchors, so that should help:
