it's not a myth. just look at CSS Zen Garden - http://www.csszengarden.com/
if bootstrap markup becomes the lingua franca for common UI patterns, that's a plus in my opinion. no need to reinvent the wheel for something like a set of tabs.
if bootstrap markup becomes the lingua franca for common UI patterns, that's a plus in my opinion. no need to reinvent the wheel for something like a set of tabs.