Because it's an ENTERPRISE solution.
They are meant for serious users with usually just as serious requirements and budgets.
Looks are very important in these markets. Take a look around on your next visit to a big hotel, casino, or hospital venue. You can bet that if you can even spot the AP's, they'll be attractive ones.
Don't worry though, the price will surely come down. Market forces continue to work well in the Wi-Fi world.