While the speed and pricing plans make it appealing for those who aren't deskbound, Unwired's Wireless Card is cruelled by the lack of true mobility and the Sydney-only coverage, which itself is undeniably patchy.
iBurst is a superb wireless broadband solution that's highly useful for the mobile business user, but regular consumers will likely find its price to be a deal breaker.
Those seeking a wireless "broadband anywhere" connection have another reliable option with the 3 Mobile Internet NetConnect Card, but the usual "subject to coverage area" caveats apply.
As long as you're a metropolitan broadband user, Telstra BigPond Wireless Broadband delivers well, but it can't be said to be an inexpensive broadband option.