- something quickly and with high quality, but it won't be cheap
- something quickly and cheap, but it won't be high quality
- something of high quality and cheap, but it will take time.
The way I see it, Canonical is doing it quickly, meaning they've had to compromise on either quality or cost. As you point out, Wayland, on the other hand, is taking it's time. This may indicate that it's a high quality and cheap way of developing. Just saying