Belly and I worked on a similar technique in the '70s when we were trying to find a way to vaccinate people without their knowledge.
بلي" و من روي روش مشابهي تو دهه 70 کار ميکرديم" تا راهي پيدا کنيم که مردم رو بدون اينکه بفهمن واکسينه کنيم