Could we also have http://news.ycombinator.com/offers ? It would be nice if we could see all the Offer HN threads in one page.
On a similar note, I wonder if there are other filters which are not listed there?
>>My only concern is really that in the short/medium term, this could lead to a large influx of freeloaders from other communities, who may have no interest in "paying it forward", but mostly in dropping by for a quick freebie, while not contributing anything.<<