Let's face it, it's a really easy game to poke holes into the logical consistency of these two franchises. But they're still fun to watch. And poke fun at.
http://blogs.amctv.com/scifi-scanner/2009/08/bad-designs-in-star-wars.php
http://blogs.amctv.com/scifi-scanner/2009/08/bad-designs-in-star-trek.php
http://blogs.amctv.com/scifi-scanner/2009/08/bad-designs-in-star-wars.php
http://blogs.amctv.com/scifi-scanner/2009/08/bad-designs-in-star-trek.php