The micro-=SIM format adds a bigger phonebook and better protections against spoofing. There are Micro-SIM adapters coming on line (or available?); sleds for t

The micro-=SIM format adds a bigger phonebook and better protections against spoofing. There are Micro-SIM adapters coming on line (or available?); sleds for the 3FF ETSI SIM format to allow them to be used with the Mini-SIM UICC format. The Mini-SIM was itself a shrink of the original SIM cards.