We have the same problem with email.
We need subject lines that pull inbox scanners from their numbed slumber in which most emails are unceremoniously deleted. If our email is to be read, our subject lines must save our recipients from mindless autonomy.
What can we learn from SXSW panel authors? In a follow-up to my 2011 SXSW email subject line experiment, I offer this list of session titles-cum-subject line from the enigmatic conference. In general, folks seem to be less creative than in 2011, but the lessons are nonetheless destined to improve your emailing prospects.