I attended the second day at the 2012 Air Transportation Information Exchange Conference, at NOAA in Silver Spring (See Nadine's related blog here). The first three talks were focused on semantics. Then my colleague Nadine Alameh gave a rich multimedia overview (70 Mb presentation) about OGC and OGC Web Services activities (OWS). I talked about the semantic work being advanced in OWS.
The other day at the Geonovum office we were discussing whether Linked Data is over-hyped. According to some of us, it is, although none of us knew where exactly it is in the hype cycle. In any case, we agreed that it is growing in popularity a lot, at least in Europe. In the Netherlands we have a community called the Platform Linked Data Nederland (450 members from private, public and scientific organizations). This community is