I don't think it would stop you from posting on HN or Reddit. I think this is designed to accelerate the sharing of your links through social media. The adva

I don't think it would stop you from posting on HN or Reddit. I think this is designed to accelerate the sharing of your links through social media. The advantage of that is that a personal referral has more impact than a blind post on HN. Of course, The devil is in the details. How it's executed will make all the difference.