In Exponential View #187 reader Andrew Edgecliffe Johnson suggests “Nowstalgia” as term describing the feeling that…

[…] things—the institutions, the business models, the media mix—are just right as they are, better than they were before and better than they will be in the future.

That is a great word. So far I’ve only came across the somewhat common “everything’s going downhill from here” but “nowstalgia” is so much funnier (even though it is less self-explanatory).