In the ten years since the distinction between “place” and “space” emerged as a consideration for CSCW researchers and designers, the concepts have proven useful across a range of domains. In that same period of time, wireless and mobile technologies have given us new sites at which to examine the issues of space, practice, and mobility. These changes suggest that it might be fruitful to reexamine the issues of place and space in light of recent developments. In particular, the nature of space and spatiality deserve further consideration. Categories and Subject Descriptors