Mac OS X Leopard 10.5 coming Friday, May 11, 2007?

Apple StoreWe don’t know the final release date of the final version of Mac OS X Tiger, but “the likelihood is quite high [that it was March 13, 2007] given Apple’s Mac OS X release history as charted here and no prior Mac OS X update has had a version number higher than 10.x.9. It’s easy to observe that the last update to a current Mac OS X version has been released prior to the release of a new version. Also [we] observe that the gap between the last revision of a current and new operating system has shrunk for the past three Mac OS X releases. If Leopard were to follow the same number of days between Panther and Tiger then Leopard would be released on March 27, 14 days after Tiger 10.4.9. I don’t have any confidence in such an early release date,” Switch To A Mac writes.

STAM analyzes much history and evidence and concludes the best guess release date for The OS That Will Replace Mac OS X Tiger as the World’s Most Advanced Operating System” will be on Friday, May 11, 2007.

Evidence, rationale and much more here.

55 Comments

  1. Sheer stupidity. The LAST day Apple would make announcement would be a Friday. Anyone in PR knows that Fridays are when news releases go to die – you post news on Fridays when you don’t want the world to notice.

    I predict that Apple will release 10.5 when it’s damn good and ready. I’d rather wait for it to be right that rushed like that abortion pushed out by another company I refuse to mention.

    You railbirds are like a bunch of kids crowded around the oven impatiently waiting for the cookies to finish baking. Yeah, I know. I can smell the cookies too. But as any good mom would tell you, be patient. Good things take time.

  2. Without checking the record … hasn’t Apple been prone to releasing new hardware (with current OS installed) just BEFORE a new OS launch? It would fit well with their pattern of getting early adopters to pay as often as possible.

    If so, I would expect new hardware first, and then Leopard after the dust settles.

  3. Oh, oh, my crystal ball tells me… $%*@ the crystal ball. I find all those divinations funny. People saying that according to the trend, mathematical equations etc. Leopard will be released on something, something. We don’t even have spring yet. Leopard will be released sometime between March 20 and June 21 and maybe later if something goes wrong.
    I know how anxious people you are, I am myself waiting for Leopard to switch but cool down.

  4. All this speculation reminds me of the Simpsons episode where there are all these mysterious ads for GABBO and homer is staring at GABBO IS COMING in the newspaper and holding at different angles to try and figure out what it is. Lisa comments that she doesn’t think he has enough to go on.

  5. @Potatohead

    The last three releases of OS X have all been on a Friday. Why would Apple change now?

    Leopard will be released on Friday May 25, 2007

    ” width=”19″ height=”19″ alt=”grin” style=”border:0;” />

  6. You know…I am pretty sure that Apple just randomly chooses dates to release their stuff. You people ammuse me…trying to find scientific reasoning as to the date of an OS drop. Like John Nash trying to find pigeon algorithims or some english professor trying to find literary merit in a drunken rambling…when there really isnt any…..

  7. He forgot to account for the “secret” features. When do those show up? Will the be pre-announced with a release and then added to developer builds for testing? Are they already undergoing some secret testing? These extra features make the whole picture much more cloudy.

  8. Facts:

    1) To be released Spring 2007
    2) iPhone release in June
    3) WWDC

    Many of the top secret features are around the iPhone, iWork, and iLife. Therefore, it all has to come down together with the iPhone launch. If iPhone tracks for an early release, you can bet your behind that Leopard will as well.

    iPhone will have Pages/Keynote integration and allow for TV Out hookup for presentations. iPhone will have iChat VOIP. iPhone will be able to generate iWeb pages and push to .Mac. Oh yeah, it will have full .Mac syncing of contacts, mail, calendar, etc..

  9. The secret feature is a fully functioning Time Machine which means Leopard was released three weeks and you just haven’t realized it yet.

    And I’m going to shoot that expanding Dodge ad next to the comments box.

    Flash rule #1:
    Just because you can DOES NOT mean you should.

  10. “hasn’t Apple been prone to releasing new hardware (with current OS installed) just BEFORE a new OS launch? It would fit well with their pattern of getting early adopters to pay as often as possible.”

    Somewhat true, but I believe they give the people who bought the hardware a voucher for the new OS, so they don’t make the extra off of them.

    My guess is that the next OS will be released somewhere around their NAB event. Wouldn’t it be a huge announcement for them to put out new hardware, new OS and new media software all at the same time? Perhaps NAB isn’t the best time to release an OS, but somewhere around the same time.

  11. I think Apple finds its employees laughing internally at how many people think they are going to rush Leopard out the door. Anyone who thinks it is going to be anytime soon is way off the mark. The OS is far from finished. There are memory leaks, incomplete features, and several stability issues. Of all companies to recognize the importance of making sure Leopard is a worthy competitor to Vista, it would have to be Apple. They have a lot riding on the line now, after the many taunts and jabs for how long it took Vista to get released. I think Apple would be wise to make sure Leopard is the best release of OSX ever released. Not only with regards to stability but also performance. I also think that if Apple is going to need to take extra time to do this, that they use their time wisely and prove to Microsoft what they should have been doing in that five year span that we constantly saw amateurs dropping the ball again and again. I’d say, have patience, have faith, and hopefully if Apple sticks with the qualities and passion that makes it Apple, we will with any luck see the best release of OSX ever. But if it boiled down to a rushed out the door half-baked OS, or a solid, stable, fast, smooth, sleek, and polished version of OSX, I would prefer waiting and reaping the benefits of them going the extra mile to make it that much better. A release date really doesn’t mean much if the product isn’t ready for release. Anyway, that is just my 2 cents.

  12. @Mark, I’m waiting to go Mac-only (PowerBook G4 and homebrew XP desktop at home) once 10.5 is released, too. I’ll drop my order for a 24″ iMac as soon as they put Leopard on there.

  13. “Evidence, rationale and much more here.”

    What more than a single bit of incontrovertible evidence is required to know the actual release date of 10.5?

    What manner of analytical thought is needed to understand a simple fact?

    What more meticulous cogitation and rigorous review is necessary to comprehend an obvious truth?

    After all the evidence, rationale, and more that MDN can muster MDN offers its readers a “best guess” (i.e. finest finagling, supreme speculation, crafted conjecture, peerless postulating, reckless rumoring). It appears that someone’s been sipping from the same cup as Eran the Idiot. I suppose there’s a chance that 10.5 will be release 11 May, but if MDN is wrong they have demonstrated unequivocally what fools they really are.

    Maybe MDN and Eran consulted the oracle? Yeah, the oracle. Can’t beat an oracle, you know.

  14. Mr. Potatohead says:

    “Sheer stupidity. The LAST day Apple would make announcement would be a Friday. Anyone in PR knows that Fridays are when news releases go to die – you post news on Fridays when you don’t want the world to notice.

    I predict that Apple will release 10.5 when it’s damn good and ready. I’d rather wait for it to be right that rushed like that abortion pushed out by another company I refuse to mention.”

    Wel…there’s a big difference between an announcement date and a release date. Tiger was actually released and made available for take-away sale on April 29, 2005 — a FRIDAY. I remember it well. It was my birthday. ” width=”19″ height=”19″ alt=”grin” style=”border:0;” />

  15. Bug fixes are not subject to historical trends. And what is this adversion to thinking there can’t be a version 10.4.10 of Tiger. It’s just a version tracking system; that’s why those dots are there.

  16. all this waiting is making me angry ” width=”19″ height=”19″ alt=”shut eye” style=”border:0;” /> (now I don’t know if I’m angry or constipated, and why the hell is MDN using MSN emoticons? Why are they even called “emoticons”?).

    I wish they had a real release date, or even month, so that I know how long I have to go before the BIG switch.

    Anybody notice how for the UK/US apple sites it says leopard is coming Spring 2007, while for the AU site it says mid-2007? Any way we can factor this into the big complicated equations that are really just people pulling dates out of their behind?

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