Tech Café Blog

  • AI: The Next Step in the Democratisation of Knowledge

    AI: The Next Step in the Democratisation of Knowledge

    When Elizabeth II came to the throne in 1952, communication was very different from today. Long-distance communication often depended on intermediaries. Telephone operators connected calls. Telegram clerks transmitted urgent messages. Accessing specialised information usually meant consulting a professional, visiting an office, or speaking to an expert. Ordinary people could benefit from these systems, but they…

  • Know Your Browser

    Know Your Browser

    Most of us open a browser dozens of times a day without giving it a second thought. But underneath that familiar address bar lies a surprisingly powerful set of tools — for protecting your privacy, managing your passwords, and staying safe online. Here’s a guided tour of what your browser can really do. Part 1:…

  • 🔐 Password Managers – A Safer, Simpler Way to Handle Your Logins

    🔐 Password Managers – A Safer, Simpler Way to Handle Your Logins

    Do you keep your passwords in a notebook? On scraps of paper near the computer? You’re not alone. Many people, especially those of us who didn’t grow up with the internet, find passwords hard to manage. Every website wants a “strong” one. Some insist you change them regularly. And it’s easy to forget which one…

  • Protecting Your Online Accounts

    Protecting Your Online Accounts

    Your Password Habits Are Broken — And AI Won’t Fix Them A plain-English guide to authentication in 2026: what’s changed, what works, and one surprising new reason not to trust AI with your passwords. The Problem With Passwords Has Always Been Human Ask someone to pick a random number between one and ten and most…

  • Software Updates are Essential Maintenance

    Software Updates are Essential Maintenance

    A Little Bit of Care Goes a Long Way. We’ve all been there — turning on the computer to quickly check a bank balance or pay a bill, only for the screen to fill up with pop-ups: “Your computer needs updates,” “A new version of this app is available,” “Security updates are ready to install.”…

  • Understanding SMS, MMS, RCS, Forwarding, and Group Messages

    Understanding SMS, MMS, RCS, Forwarding, and Group Messages

    Modern phones support several types of text messaging. While sending a message looks simple, different technologies (SMS, MMS, and RCS) may be used behind the scenes, and behaviour can vary between Android phones, iPhones, and mobile carriers. This guide explains the essentials. 1. SMS — the original text message SMS (Short Message Service) is the…

  • 💡 Practical AI for the Everyday User: Your 60-Minute Guide

    💡 Practical AI for the Everyday User: Your 60-Minute Guide

    🤖 1. What AI is and What it Can Do For You Artificial Intelligence (AI) can sound complicated, but the truth is, you’re already using it every day. If you’ve asked Siri or Alexa for the weather, used Google Maps to navigate traffic, or had Netflix recommend your next show, you’ve experienced AI. At its…

  • 🗒️ Google’s Hidden Helpers — Keep, Tasks, and Friends You May Not Know You’re Using

    🗒️ Google’s Hidden Helpers — Keep, Tasks, and Friends You May Not Know You’re Using

    🧩 The Quiet Corners of the Google Universe When we think of Google, we picture Search, Gmail, Maps, or YouTube.But in the background lives a whole ecosystem of micro-apps — lightweight utilities that quietly fill the gaps between Google’s bigger tools. These apps rarely make headlines, but they shape your habits in subtle ways —…

  • ✉️ Gmail Tricks — Dots, Plus Addresses and the Power of Labels

    ✉️ Gmail Tricks — Dots, Plus Addresses and the Power of Labels

    Gmail has a few simple but surprisingly powerful features that many people don’t know about. These can help you organise your inbox, create automatic filters, and even control how your email address appears to others. Let’s begin with the two easiest Gmail address tricks: dots and plus-addresses. 1) The Dot Trick — One Address, Many…