Upphovsman: 
Kevin Krejci
Rättigheter: 
Creative Commons Attribution
Bildkälla: 
https://www.flickr.com/photos/kevinkrejci/7975650918/in/photolist-d9Mi9J-7Yp44m-2G6QTb-d9MifU-d9Mijf-d9Mi6z-dCq2QP-bmTtHT-7aLhDw-5kXjUH-7aGq2i-7myBzP-7myBBx-7myBDF-5m2AvJ-6hgrCF-85cYD5-859RMp-859QgM-859S12-859Quv-6xFEL7-859QyD-85cZcC-859SdP-85cYzS-859RCi-

Twitters grundare Jack Dorsey.