You have one of the most popular threads going on here with 62 replies and 2278 reads.
That in itself is positive I would suggest and fair play to you.
If your saying the negative comments detract from the thread and encourage users to go elsewhere, either for product purchase or forum opinion, I would probably disagree.
locking a thread is pretty tight form of censorship and whilst I am sure there are many clamouring to label me the censor Calligula of all time, I am pretty much against it. Just spend 5 mins with a mod in chat and ask them to vent their frustrations :-)
You do a good job, you produce decent content, some like it, some dont. Livestrong
cheers
John (aka Freecats Caligula)