Topic: Known Tags
I have gotten to play with some Google Nexus S phones :-)
I thought you might like to add the nfc-anticol (Anti-Collision Program) info to the "Hardware -> Known Tags -> 14443" page.
ATQA: 00 08 [Same as Nokia 6131 - MIFARE Classic 4k]
SAK : 40
ATS: None given
UID is 4 bytes long and always seems to be in the form of:
UID : 08 xx xx xx
So potentially they are only using 24 unique bits.