Over more than a decade on ABC's "Shark Tank," billionaire Mark Cuban has seen his share of good investments — and bad ones. Last week, Cuban told the "Full Send" podcast that after investing nearly $20 million in 85 startups on "Shark Tank," he's taken a net loss across all of those deals combined. In 2013, an entrepreneur named Charles Michael Yim went on "Shark Tank" to pitch his product, the Breathometer, as "the world's first smartphone breathalyzer." Charles Michael Yim pitches the Breathometer on ABC's "Shark Tank" in 2013. "It was a great product," Cuban said last week.

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