Freeware vs. Shareware. Freeware is copyrighted computer software which is made available for use free of charge, for an unlimited time. Authors of freeware often want to give something to the community, but also want to retain control of any future development of the software.
Technically, any speed over the speed limit can be considered illegal and ticketable. I've personally witnessed California Highway Patrol pull over one car at 67 mph in a 65 mph zone. (Cop car was in lane two of four on the freeway, at 65 mph.
To help make school zones safer, the speed limit is 30 km/h in areas where the approaching limit is 50 km/h, when children are present. Where the speed limit is higher than 50 km/h, drivers continue to be required to reduce speed to a maximum of 50 km/h when children are present.