That sounds good, particularly the "split weight distribution" but never-the-less I'm concerned about the weight of your unit. I've seen designs that split off

That sounds good, particularly the "split weight distribution" but never-the-less I'm concerned about the weight of your unit. I've seen designs that split off the main battery pack for added flexibility and weight management. The Vive Flow has other issues that will probably hold it back, but the way they handle the battery is great.