Main GroundWeaponHolder (GWH) vs WeaponHolderSimulated (WHS) issue:
1. GWH is identifiable only by costly nearestObjects functions whereas WHS is easily identifiable by vehicles, entities etc. GWH not identifiable by vehicles or entities, makes it difficult or costly for clean up scripts, littering game world with such objects, causing performance degradation over time.
Other GroundWeaponHolder (GWH) vs WeaponHolderSimulated (WHS) differences:
2. GWH is created when someone drags an item to the ground tab in the Inventory/Gear panel whereas WHS is created by items dropped by killed or disconnected players.
3. GWH is parented by "WeaponHolder","ReammoBox", "Strategic", "Building", "Static" whereas WHS is parented by "thingX", "Thing"