Svaret är troligen att det är för dyrt och för stora avstånd mellan kunderna.
"Australia's plan to deliver broadband speeds of up to 100 megabits per second to households will cost 24 times as much to deliver only one-tenth the speed of that in Korea, it says.
The report notes how Asia's developed economies want broadband speeds of 1000 megabits, or one gigabit, a second.
But it fails to mention how Australia's NBN Co, the firm building the network, is also aiming for that speed in the longer term.
Comparing the two nations, it notes how Australia is spending 7.6 per cent of annual government revenue on the NBN, versus one per cent in South Korea. "