My MGX arrived 3 days ago. The Helix has had the most use because it arrived first. I feel that the MGX with its more pointed front hits the spot. The position that gives the most sensation is seated in a soft chair. While seated with the Mgx last night I hit the jackpot for the first time. While seated I can wiggle my hips slowly which teases the tip across my prostate. After about an hour of occasional wiggeling and walking up and down the...