Our American Revival -- a pro-Walker political action committee and fundraising group -- recently unveiled its debut ad. To my knowledge, it’s the first campaign spot of its kind to be released this election cycle. It’s several minutes long and touches on a few familiar themes: the failures of “Smart Power,” the prevailing malaise and incoherence of the Obama era, the intrusive nature of the federal government, and the importance of electing a governor in 2016:Our American Revival Ed Morrissey weighs in: It’s a clever ad, on multiple levels. Its length means that it won’t air on television, at least...