HTC : Tablet line up will not be updated to Android 4.0
HTC has updated its upgrade path FAQ page to announce that none of the tablets in its line up will be getting the awaited Android 4.0 update. This includes the Flyer , HTC EVO View 4G for Sprint and the Jetstream on AT&T.
Users looking for the update will have to root and flash a custom ROM enabling them to enjoy the latest version of the Android operating system on their tablets. The Android Ice Cream Sandwich update brings with it improved browser performance , enhanced gallery viewer among several other under the hood changes. HTC claims that it will still provide ongoing support including software improvements , security fixes and technical support.
[Source - HTC]