I don't think the idea is that LW is about the basilisk, but rather that the nature of the basilisk exposes flaws of LW. Whether it does that depends on circumstances; while it's trivially true that any website has a most controversial comment, not every website has a most controversial comment that happened like the basilisk did.
WARNING: Memetic hazard.
http://www.slate.com/articles/technology/bitwise/2014/07/roko_s_basilisk_the_most_terrifying_thought_experiment_of_all_time.html?wpisrc=obnetwork
Is there anything we should do?