Today, the company is introducing emoji reactions for comments, pull requests and issues — just as you find in chat services like Slack. Instead of a responding with a full comment agreeing or disagreeing with another GitHub comment, you can just give it a thumbs up or down.
WhatsApp gives an official announcement that it is rolling out the emoji reactions feature first spied at the beginning of the year in beta versions.
This is how we communicate now.
Speaking in digital hieroglyphs makes communication simple.