One day a man goes to a pet shop to buy a parrot. The assistant takes the man to the parrot section and asks the man to choose one. The man asks, "How much is the yellow one?"

The assistant says, "$2000." The man is shocked and asks the assistant why it's so expensive. The assistant explains, "This parrot is a very special one. He can type over 80 words per minute."

"What about the green one?" the man asks.

The assistant says, "He costs $5000 because he knows typing, can answer incoming