"What skills are required? Is it difficult?"
David Ringo started to brag.
"Don't make this matter so complicated."
"Why is it expensive to bring a drug to market? Mainly because of the high cost of research and development."
"A pill only costs 5 cents, but why is it sold for $500? Because that's the second pill. The first pill costs $1 billion, all of which is research and development costs."
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