Yeah it's frustrating when they will happily waste time on really long previously's (and I'm never sure how helpful they really are to someone tuning in for the first time!), but somehow don't have the time to put in a 30 second title sequence?! Part of what makes shows like Buffy and X Files stand out in your memory is thinking back to the theme music and title sequences, its a shame that recent shows like TVD and SPN won't have that