There have been so many extensive forum threads on this topic over the last year since Autodesk did away with SoftImage. A lot of warnings to 3ds Max users to choose another software program fast, abandon Autodesk, fear for your life, start learning Maya, etc. Max was next on the chopping block. The SoftImage users were a dedicated bunch, though statistically shrinking, but imagine how you'd feel if your career software package hit its end-of-life cycle? I thought these insights from the Digital Tutors Blog were very good and the subsequent comments insightful.
Read it here