It goes both ways. The distinction might be efficiency of profit per capital and time invested. Something like patio11's bingo card maker, which makes money o

It goes both ways. The distinction might be efficiency of profit per capital and time invested. Something like patio11's bingo card maker, which makes money out of almost nowhere compared to its cost, works well only if small. But that type of set-it-and-forget-it business doesn't scale to the likes of Groupon or Dropbox or Spotify or Airbnb.