the ultimate rain sound is made with your mouth (even like simple stuff like a cup or whatevers on your desk) might sound boring but even just drawing 3d shapes can be good if you're starting out like cubes and cylinders/whatever from various angles
The usual response to such concerns is to talk about "medical ethics." But a code of ethics applicable to genetic engineering would be in effect a means of regulating the genetic constitution of human beings.
just tested so if it was a girl and she stepped on your (creotch) area but you were little tiny lucas the size of your knee and he keeps running and what is interacting with what.