HUGE. they have a really huge influence to people. we often depend so much on these technology just like today, instead of reading books, students nowadays just look for info in the internet and copy paste it. those on the radios and television, it gives a perception of always being "correct" but sometimes the info from them gives a negative influence especially for children who imitates what they watched. and those cellphones and internets. we overused it so instead of having a great bonding with our families, we just sit on one side and text or play games.
but there are also positive effects. like the improvement of way of living of people. their being reliable. their being accessible. ect