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.
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