On 2010-11-13 02:02, Phillip Hallam-Baker wrote: > The general tenor of this conversation seems to be: > > * Paper badges that reveal our names: BAD - Privacy risk! > * RFID badges that allow our movements to be recorded: Cool - Technology! > > > How about paper badges with 2D barcodes? That's exactly what we had in Beijing (on the back). No barcode readers around, though. _______________________________________________ Ietf mailing list Ietf@xxxxxxxx https://www.ietf.org/mailman/listinfo/ietf