Your calls this week on NBN modems and WiFi, computer replacements – looking for a laptop, seniors phone – what to do when 2G shuts down, and global roaming options. Plus a flying vehicle you can ride over water – The samsung Blue Tick, NBN muckraking on the internet, LG’s SJ9 soundbar reviewed, IKEA has cheap rechargables and it’s a great idea, Virgin has Wifi and Wikipedia getting into journalism!