Back in 1994, the Softimage|3D product was known as “Creative Environment”.
Here’s something from a Creative Environment marketing brochure that was based on the phrase “Creating the 3D World”. Note the big Softimage/little Microsoft logo.
Click the image to get a more legible version…
eX-SI 
Note also, how absolutely no 3D was harmed in making this brochure… 😀
and by that I obviously mean: “in making this picture of the brochure”…
Creative Environment = Softimage|3D so logically
Interactive Creative Environment = Interactive Softimage|3D
therefore the next generation of ICE will be called
Interactive XSI