Rachel Hinman started her 90 Mobiles in 90 Days experiment on June 20, 2008 in which for 90 days she thought about, sketched, drew, and prototyped ideas for one mobile design per day.

• 瑞切尔 赫曼在2008年6月20日开始了她的90天内90部手机的试验，在90天内他每天构思，草绘，描画，对每部电话设计原型创意。