BitTorrent

Background
BitTorrent is a communication protocol for peer-to-peer file sharing, which allows users to distribute data and electronic files over the Internet in a decentralized manner. It is developed and maintained by Rainberry, Inc., and was released in 2001.

Screen (20??-)
Visuals: Against a white background is a square with a  gradient circle with tilted J-shaped holes punctured on its bottom.

Variant: Portrait and landscape versions exist.

Technique: None.

Audio: None.

Availability: Seen when you open the BitTorrent app on a tablet or a phone.