Back in the days of MSN Messenger, (Y) was a coding shortcut for the "thumbs up" emoticon. Many people continue to use this symbol to convey approval or affirmation - even in chat clients that don't support the code. This practice must be stopped. With firearms if necessary.

Slack has rapidly grown to become the collaboration hub for modern workplaces around Australia. Everyday, people plug into Slack channels to discuss ideas, collaborate on projects, and share, search and archive key documents and conversations.

However, many workers aren’t making full use of the range of features that Slack offers. Whether you’re new to Slack or are already the Slack guru of your workplace, the below 16 hacks will help unlock a whole new world of productivity potential.

Slack is loaded with a ton of features that most average users don't realise are there. One of my favourites of those is the /remind feature.

So, you're interested in secure, encrypted chat apps. You have a few different choices, but as with any chat app, what all your friends are using is important. To that end, Signal and WhatsApp are easily the most popular. Here's how they compare.