Connecting every house to a fibre network is expensive and time-consuming.
Introduced properly, 5G could have an enormous impact. We are placing it at risk.
The place of Huawei in Canada's 5G network, and the associated national security implications, will be a key issue for the next federal government.
Should we be concerned about the health effects of 5G? The short answer is no – there's no substantiated evidence that the electromagnetic energy used by mobile telecommunications causes harm.
Choices the US, Australia and other nations make around how they set up 5G will determine how we use technology for collaboration, innovation and global business into the future.
It's not clear what we gain by blocking Huawei's involvement in Australia's 5G network.
Trump's new executive order reflects a fear of sabotage, where an enemy such as China or Russia could turn off critical infrastructure like the internet or communications capability.
Countries may be forced to choose whether they side with the US or China when it comes to Huawei.
Cutting Huawei out of the picture would limit Western access to new, state-of-the art technology.
You'll be able to download HD video in a jiffy, but investors will have to think big if they're going to profit from the next generation of mobile technology.
Ren Zhengfei has given a rare interview to the Western media, denouncing accusations that his company has been involved in spying.
Biological research can inspire technological innovation. Also, software that models computer networks can inform health care for patients with neurological disorders.
Meng Wanzhou's arrest in Canada has caused further tensions in the strained relationship between China and the US.
5G is similar to existing mobile networks, but with key differences in hardware and software. And we still need to work out who will build this infrastructure in Australia.
Mobile networks will soon go through a significant change due to the roll out of 5G. But the service we will receive depends on the providers. Are they ready?
Many computers built at Bletchley Park were dismantled and progress stalled – it would be a tragedy if the same thing happened with 5G.
The NBN is on track to be privatised after the infrastructure is completed, but there are a number of other options that would retain the benefits of its disruption of the telecommunications market.
The Huawei case shows there is a real trade-off between economic and security imperatives for Australia when it comes to working with Chinese tech companies.
A government proposal for weather radars to share frequencies with telecommunications providers has prompted fears for the accuracy of the Bureau of Meteorology's weather radar.
Australia's willingness to include Huawei and ZTE in its 5G mobile infrastructure should be based on a rational analysis of risks. We take a look at current and past court cases brought against them.