The word is out on their site http://www.r4i-sdhc.com :
"The card without mark v1.4 can not support NDSi console V1.4 temporary ,we suggest don't upgrade V1.4 version by network,to avoid causing cannot use. in case of any inconvenient ?Pls forgive us?"
"The card without mark v1.4 can not support NDSi console V1.4 temporary ,we suggest don't upgrade V1.4 version by network,to avoid causing cannot use. in case of any inconvenient ?Pls forgive us?"