Earlier quoted context omitted.
Oops, I've actually never used it. So I guess Siri should be able to work on iPad 1 also. Anything Apple says about the hardware being incapable of using Siri sounds is probably a load of their typical bullshit.
They're still supporting the iPhone 3GS, aren't they? If they had a viable reason to put resources into the iPad 1 and have it meet their performance and usability requirements, they would have.
http://store.apple.com/us/browse/home/shop_iphone/family/iph...