No, no, NO!!!!!!
Apple on Thursday released a statement noting that Mac OS X v10.5 “Leopard†won’t be released until October. The cause of the delay? The iPhone.
And the irony of it all is that the iPhone could be one of Apple’s greatest blunders (putting so much money into such an expensive phone), and Leopard one of its great success (ultimate integration between Windows and OS X).
Aaron Freedman is a 16 year old who's very passionate and knowledgeable about technology and journalism. He enjoys working on his two main projects, 

I think it’s “…as if millions of Mac users cried out and were SUDDENLY silenced”
lol