It was very stable but extremely expensive. It had become too troublesome and much too expensive to handle. They are less expensive and easier to remove. They developed new and more efficient and less expensive techniques. They're also not very expensive to repair. They tend to be more expensive than levodopa. Two plans called for boring underground tunnels that was considered too expensive. Copper is three times as dense and more expensive than aluminium. This makes this technique very computationally expensive. It is one of the most expensive music videos ever. Sydney is one of the most expensive real estate markets globally. This makes the method very expensive computationally. It's been ranked as one of the most expensive videos ever made. They are alternatives to expensive forms of tourism. This makes SANs inherently more expensive than NAS architectures.