The big selling point is that it unifies the experience across all hardware, so users of phones running ICS see largely the same interface, albeit with some layout changes for the bigger screened devices.
Of course, there's still the issue of manufacturer skins to take into account. While Android 4.0 offers a basic and seriously updated feature set, some tools and features may be missing or accessed through different means when using the same OS on phones made by different companies.
So Samsung's Android 4.0 update, which we're seeing arrive on its Galaxy S II right now, looks and works differently to the Android 4.0 you'll shortly see arriving on HTC's exciting new One Series of phones.
Which makes compiling a list of tips that work on all versions of the OS out there rather hard. But enough of our moaning. Here are a few useful shortcuts to getting the most out of your Ice Cream Sandwich serving, whenever the metaphorical waitress decides to bring it to your metaphorical table.