And it has to do with having no inventory or stockpiles on the shelf, but items arrive as you need to build your product. What that means is that it's much more difficult to actually find stockpiles of already built weapons. ↗
CD stores have the disadvantage of an expensive inventory, but digital bookshops would need no such thing: they could write copies at the time of sale on to memory sticks, and sell you one if you forgot your own. ↗
That has always seemed to me one of the stranger aspects of literary fame: you prove your competence as a writer and an inventor of stories, and then people clamour for you to make speeches and tell them what you think about the world. ↗
I was always a kid trying to make a buck. I borrowed a dollar from my dad, went to the penny candy store, bought a dollar's worth of candy, set up my booth, and sold candy for five cents apiece. Ate half my inventory, made $2.50, gave my dad back his dollar. ↗