All carriers are like that now. The lack of competition gives Canada some of the most sad Cell plans in the modern world. Considering Data costs pennies. The next gen cell networks cost money sure, and we subsidize that. But on the flip side there are many spots through out Telus coverage area that barely gets signal 1 bar or dropped calls even in cities..
The very least unused Data should roll over, cause you certainly paid for it 1000 times over. But alas the CRTC has no bite for consumers..