Randall Munroe (xkcd) will soon be publishing his new book, “How To: Absurd Scientific Advice for Common Real-World Problems”
So if you want to read a book about how you can send a digital file to someone else and this sentence appears in it:
Given those sizes, a butterfly could easily carry a tiny chip with a gigabyte of data. If your file is larger than that, you could break it up across multiple butterflies, and send multiple copies for redundancy.
you should buy it.