1) No, cacheing isn't supported, but you could set it up on a phone or something probably for portability.Is it possible to launch into cfw emummc without internet connection as cached so to not be dependable?
edit: As being banned block the switch from n-servers can a deliberate ban be used to avoid the super nag?!
2) No, they generally don't stop banned consoles from communicating with the update servers, because they want you to update.






