My parents need to see a doctor – not log on to an NHS app

If you are 93 like my mum and faced with QR codes, online booking forms and telephone call-backs, it is becoming harder, not ...
Trace Dominguez on MSN

How Dial-Up Modems Used Sound to Talk to Each Other

Those chaotic screeches of dial-up weren’t random — they were data, tones encoding handshakes, carrier signals, and sync ...