Almost any aircraft can be operated commercially. A Cessna 150 cruises around 100. Cessna 172s are used regularly for scheduled commercial service, and cruise

Almost any aircraft can be operated commercially. A Cessna 150 cruises around 100. Cessna 172s are used regularly for scheduled commercial service, and cruise under 150. No issue putting a small wifi ap in one of those. If you want I can turn on my phone tethering next time I go flying to prove my point. Plenty of small aircraft cruise around doing survey work over cities all day every day. Look at project loon from google, those guys travel around at an airspeed of nil providing internet.