I don't want to downplay the impact of Internet, but I do think it is similar and the other advancements also faded some behavioral patterns, such as exchanging letters, which used to be an integral part of people's lives (for some perhaps the most important one).
Second, we are not there yet on 24/7, anywhere connection, but we are working on it. Perhaps if we have instantaneous world-wide telepathy one day, Internet will also feel as just another advancement, like the car plane phone.