The range of wireless networks are typically limited and typical wireless router will allow only users within 150 to 300 feet to access networks.
Disorder in signals can be caused anytime may be due to the severe weather condition or any other disruption.
The final thought which may prevail all on the wireless technology In the end I think wireless technology besides having some of the threats it is more of the gift for the mankind and most helpful because you sends information, takes pictures and listen to music using the Bluetooth Headphones technology.