The way I see it you have until their next spring cleaning to figure out what they'll axe and make/market it. A couple of months is neither here nor there.
I mean-- err, yes, totally too late! Don't worry about it.
We've been working on something at Skim.Me (http://skim.me) for almost two years now as a replacement for Reader and/or iGoogle. We're still figuring it out but would love anyone looking for a replacement to signup for the next release.