According to Mark Cuban, Vice President Kamala Harris appeals to “grinders.” “The people who put their lives on the line to make a dream come true,” he told me. “That want better for their families and [are] willing to work nonstop to get it.” “They are driven by the ‘Power of Broke,’” he added, referencing the book of his TV co-star Daymond John about how desperation breeds innovation. It’s an instructive snapshot of why the Harris campaign has leaned into having the mischievous...