Yes the [I] key spray mode for entities is a little basic at the moment and designed only to slightly accelerate the depositing of random items. The full feature will have an adjustable radius for the spray range and also a setting for concentration too, along with a way to delete them as easily as adding them.
PC SPECS: Windows 7 Ultimate 64-bit, Intel Core i7 920 (PASSMARK:5008), NVIDIA Geforce 9600 GT GPU (PASSMARK:752) , 6GB RAM