Such stories [of its militancy] were common in the early decades of the Salvation Army. Whatever the Booths and their soldiers were, they were not content with a genteel and respectable Christianity that fit snugly into the cultural milieu of the day. William Booth once said, “The great curse of the church is respectability. Throw reputation and so-called respectability overboard.” Despite using common and popular forms – such as the military metaphor and changing words of popular songs (“Why should the devil have all the best tunes?” Salvationists often asked) – the Army subverted expectations of what Christians should be and took much criticism.
More.
Larry Norman's spiritual movement was quickly co-opted by the business of Christian music in just the same way that the Salvation Army's specifically religious character came to be swallowed up by its charitable business.
There is nothing new under the sun.
