So we come down to it. After hours of experimentation and frustration, I have come to a practical if limited Eye-Fi workflow. Basically, we’re disabling everything but Direct Mode.
Hands-On Review: The Eye-Fi Connect X2 Card
I simply cannot recommend any Eye-Fi card, even the fancy new X2 line, to average camera users. Even enthusiasts like me would be wise to curb their enthusiasm. Most features barely work in practice, and the device frequently failed to perform.