At the time of writing this (April 2015), Git has just crossed the historical 10th anniversary since its inception. It is crazy for me to think it's already been 10 years.
Owing not in a small part to the innovative concepts that Git and some earlier DVCS solutions brought about, a huge chunk of the modern software development world has been turned upside down due to it. Teams that have adopted it have been greatly empowered on many fronts.
You can branch off and start working on some experimental features without bothering your colleagues. You can also keep your stable branches stable and only merge completed features. Git will also allow you to explore an entire project while on a plane without sending a single network request.
I went ...