Well, as long as you're amused, it's all worthwhile.
What you see as a contradiction is in fact a correlation. The people who cite abuse potential tend to be those who are good at spotting it in the language of the rules. Conversely, those who tend to dismiss the notion of abuse potential tend not to be so discriminating.
In this case, there's nothing up for grabs. As long as the reader doesn't just breeze through the section with some assumed notion of reasonable limitations, it's plain to see that a warblade can recover maneuvers at no cost while attacking.