The vast majority of fans like the East vs. West format, it's what they've grown up with and are used to. This will never change.
The NBA started this abortion when they routinely stuck their faces into the process to steer choices to big TV markets (Patrick Ewing to NYC, for example). They should simply resort to worst record gets best choice. You trade your #1, you simply lose your #1. It works in the other pro leagues. Keep it simple. The NBA fixed a system that was never broken. They are to blame.