I'm a long time, heavy user of Reader, but as a disclaimer: my usage consists of the letters j, k, m, and v, so I'll admit that I don't care at all about the lost social features, and my short cuts and usage patterns remain unchanged.
This article seems no different than any other of the reader articles submitted in the last few days (especially the one by the other former googler that worked on reader).
If his offer were serious because he really really cared about the product, he would have sent an email.
If his offer were serious because he really really cared about other users, he would have posted some user scripts (which lots of others have already done).