Especially as the changes can still be saved on the server, without causing any problems. The small size of the city maps has been one of the major criticisms of the new SimCity, but now it transpires that their limits are also artificial. But a fan has proven that this is not in fact true. According to EA one of the primary reasons why SimCity requires a permanent Internet connection is because many of the computations for the game are done in the cloud on EA’s servers, rather than by your PC.
EA’s claims that SimCity has to be online in order to work have been proven untrue, as a fan gets it running offline and with bigger city plots.