Gear

This emoji is popular among all age groups, but is most commonly used by younger generations. It is most commonly used on social media platforms such as Twitter, Instagram, and Facebook. This emoji is not considered rude and is usually used to express enthusiasm for technology or engineering.

The gear emoji was first introduced in Unicode 6.0 in 2010, and was added to Emoji 1.0 in 2015. It is one of the oldest emojis and has been used to represent technology and engineering since its introduction. It has become increasingly popular over the years and is now used to express enthusiasm for technology and engineering as well as to represent machinery and engineering in general.