Nokia 5700 Support BlackBerry OS?

What? Nokia 5700 support with BlackBerry OS? Is this true or just a nonsense? I’m not sure about this, but according to a source that I read, at China forum rumors that Nokia 5700 support the with BlackBerry 8220 4.6 OS. Really?
Blackberry on Nokia 5700 Tutorial, cara install blackberry di nokia, hOW TO [...]