1 In this work we consider the mobility of personal online identifiers. People change the identifiers through which they are reachable on-line as they change jobs or residences ...
Space, vast lands and dungeons… It is no coincidence that Space War and Adventure are among the best known of the first computer games. Both clearly appeal to the player’s cur...
ss domain. Using this more abstract approach means that more data sources of varying types can be incorporated with less effort, and such heterogeneous data sources might be very r...
Many decades of work have been invested in the area of distributed transactions including protocols such as 2PC, Paxos, and various approaches to quorum. These protocols provide t...
This paper considers how we are constructing and modelling digital realities, and considers the relationships between digital realities and our reality using concepts from traditio...