Yeah, being a 'thread-killer' just means that you don't say anything wildly controversial that compels people to pound some reason into you.
Think of yourself as an 'anti-troll.'
"The worst part about these reviews is they are [subjective]--and their scores often depend on how drunk you got the media at a Street Fighter event." — Mona Hamilton, Capcom Senior VP of Marketing
*Image indefinitely borrowed from BrainBoxLtd without his consent.