Yes. Depend you have an iPod touch 3rd gen +, iPhone 3GS +, or iPad, you can get iMessage and IOS 5.
if it is updated to the ios 5
Yes but it's IMessage
iMessage is on iOS 5 and the iPod touch first and second generations can't support it.
Yes, if they are both running iOS 5 or higher, and iMessage is enabled
Connection to iCloud will be included with iOS 5 when it is released.
You can download an app like Textfree or, in iOS 5, you can message via iMessage app that comes with the update
You use iMessage which is available on the latest iOS upgrade. iMessage operates via wifi, so you must be in reach of a wifi network in order for your iMessage to be sent.
You do not need to turn it on as it is software that is included as part of the latest iOS updates. You do need to ensure you are within an wifi network in order to use the service.
No, you can use iMessage on a 3rd and 4th gen iPod Touch running iOS 5.
No it doesnt. imessage is just for iphones..but there are plenty of messaging apps on the play store that are much better than imessage and can be used to instant message anyone (windows phone, ios, android, etc.)
No it doesn't but iOS 5 will allow texting as it introduces iMessage app which gives free texting to all iPads iPods and iPhones.
This was created to add support for the Verizon iPhone. No device uses it except the Verizon iPhone 4, as the same feature was added to iOS 5, and the iPhone 4S included iOS 5. It is essentially iOS 4.2.3 for Verizon.