The concept of the DE is an incredibly compelling one - and I'm not even a programmer. From a purely business standpoint (for developers), it could be the motherlode. COULD be. It has a ways to go. As Redrumloa so accurately pointed out, Amiga needs to do something with it. I can't imagine going to a developer and telling them that they could code one time and not have to worry about porting and not get at least initial interest. Their code will run everywhere. This was the promise of Java, but due to some technical issues and a not insignicant, intentional road block from Microsoft, it has never been allowed to achieve its lofty goals.
As to what this really has to do with the Amiga (the real Amiga) on the surface, not much. By itself, almost nothing. HOWEVER - If AI plays this right (and I'm by no means confident that they can do this the way it needs to be done, but I'm still willing to give them a chance (ain't I generous)), it could mean the true reemergence of our beloved platform and in the process, force Microsoft into the unenviable position that they so ruthlessly put IBM in in the 80's. You may be scratching your head, but bare with me.
If AI is able to convince some of the bigger players to code to the DE (they could hang the Windows/Mac/Linux compatibility carrot coupled with less workforce in front of them - again, it'll take some doing), over time, they could have quite a library of mainstream apps running on the DE. Doesn't do our Amiga much good now. On the other hand, when OS5 rolls out with the DE integrated, all of a sudden all of those apps that the other "platforms" have been enjoying are instantly Amiga compatible. I put platform in quotes in that last sentence for a good reason. If this comes off like it could, the current concept of a platform will be rendered moot. When Microsoft licensed DOS to Compaq in the 80's, they instantly rendered the x86 architecture a commodity. It no longer mattered where you got your hardware, it would run DOS (and later Windows). IBM went from sitting on a monopoly in the x86 market to being just another x86 vendor among many. If this goes like it could, it will no longer matter what OS you're running, the real important thing - the applications - will finally take center stage. Microsoft will simply be another OS vendor among many. Windows - all OSes - will have become commoditized. This can only be a good thing for Linux, Apple, Amiga, and the consumer. The factors taken into account when deciding on an Operating System will now be how does the OS fit the way you compute. Whatever you feel comfortable with, you know that your favorite applications will run there. Given this scenario, I become aware of two things. First, playing ball with Microsoft could end up being a very dangerous choice (like it's not usually). If and when things start to fall into place, with Amiga being so close to MS, the boys in Redmond will have early warnings that their obscene business model is in jeopardy. AI should tread VERY carefully around the MS collective. Second, the company that AI should be leaning on the hardest to push their agenda is... IBM. IBM would like nothing more than to return the favor that Microsoft inflicted on them. They would have to do so very quietly, again, to avoid tipping off Redmond. Getting DB2 and Notes running on the DE would be a major coup. Another aspect that should be appealing to IBM is that the success of the DE could enhance sales of AIX. Again, it's the applications, stupid.
So, while the DE doesn't look like much more than a wasteful diversion at the moment, if one is able to look farther down the line and at a big enough picture, the DE could very well be an absolute godsend to our favorite platform and to the computing world in general.
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Quick note on the Windows Kernel thing. Isn't the Kernel in NT/2K/XP actually based on the MACH Kernel?