Hay que endurecer pero sin software propietario. A mashup from a classic che guevara picture and Richard Stallman portrait , gnu 斯托曼 那斯托曼
head linux gnu people silhouette face person human beard stallman foss open-source free-software Stallman clip art vector graphic can be downloaded for free 斯托曼 剪辑 人民 斯托曼