> Well, maybe it's a wrong analogy Yep. Try comparing the price of a 1 L bottle with 1 kg of water to a 1 L bottle with 2 kg of water. Vertical scaling can be

> Well, maybe it's a wrong analogy Yep. Try comparing the price of a 1 L bottle with 1 kg of water to a 1 L bottle with 2 kg of water. Vertical scaling can be very, very expensive.