Bloomberg: The Power and Pitfalls of Money

This will be sacrilege to "Never Trumpers," but Michael Bloomberg and Donald Trump share some similarities. It is true that Bloomberg's charitable foundation actually does good work, while Donald Trump had to pay a $2 million fine for basically using his for self-promotion. And it is true that Bloomberg has financed gun control efforts, while Trump, as president, has groveled before the National Rifle Association.

It is also true that Donald now calls himself a Republican -- in fact, he's taken over the party -- but he has switched between GOP, Democratic and even independent in his past. Mich...