The “feedback” forum is mostly for feedback to Funcom. You can occasionally expect to hear from Funcom on these forums, but most of the time it’s about bug reports: acknowledging the report, asking for clarification, etc. Occasionally they’ll post a clarification about some game mechanic or rule.
Actual feedback on someone’s opinion of the game happens very rarely, but it happens:
Just don’t expect it and you’ll be pleasantly surprised when it happens