what did the writer notice while travelling in the tube to LondonWhat he did notice while walking in the tube to London is that people use the phone to play games, read the article and listen to the music, while there are no signs and when there is a signal, they will start sending text messages or phone calls, check e-mail or quickly.what is the difference between a basic phone and a smart phonewhat is the disadvantage of using smart phonehow did the writer spend his time at London without his smart phone on their phone ?do you think mobile phone are taking over our lives?being underground it is difficult to get any signal,which rules out texting or using the internet
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