<sep/>in Europe in May 2008, with 8% of mobile subscribers using the service, mostly from an Apple iPhone. These numbers will skyrocket, with mapping and location-aware social apps topping the charts.
In this paper we introduce the concept of Technical Space (TS) to refer to technologies at a higher level of abstraction. Some technical spaces can be easily identified, e.g. the XML TS, the DBMS TS, the programming languages TS, the OMG/MDA TS, etc. A