Lexar Professional 1800x microSD UHS-II 64GB

Lexar demonstrates well that the limits of SDXC are about to be breached

With people starting to transition to 4K video capture, the SD and micro-SD card really needs to up its game, given that it’s the most popular flash storage media for cameras.

The standards for SD cards were enhanced first by micro-SDHC and then micro-SDXC specs in 2009. SDXC supports speeds of up to 300MB/s and capacities up to 2TB on SD cards, and 200GB on micro-SDXC.

Minix NGC-1

Our favourite mini-PC just got a whole lot better

One of the best media centre PCs we’ve ever owned is the Minix NEO Z64, a wonderfully small and reasonably powerful machine that still sits in our AV cabinet hooked up to a TV. Now, though, Minix has upped the ante and released a new micro-sized media machine, the NGC-1.

Fake online reviews could be made illegal

Authorities are trying to clean up fake reviews on websites, to stop undeserving companies getting a good reputation online.

That practice isn’t new, but the Competition and Markets Authority (CMA) in the UK has cracked down by rapping the knuckles of one online marketing firm, Total SEO & Marketing, which was revealed to have written 800 false reviews promoting 86 small companies, including mechanics and gardeners.

Our guide to 5G

We’ve only recently started using 4G but the mobile industry is already preparing for the next big speed boost, as David Crookes explains

What is 5G?

Take a look at the very top of your mobile phone screen and you’ll probably see 3G or 4G next to the signal-strength indicator, depending on the kind of contract you’re signed up to. These refer to the third- and fourth-generation stages of mobile-telecommunication technology. It follows, then, that 5G is the fifth-generation wireless system – and it promises to be much better than anything that has gone before.

Best free text-editing tools

Windows Notepad is a feeble text editor that doesn’t deserve its place on every Windows PC. Andy Shaw compares a selection of alternatives that offer much more, from spellchecking to tabbed interfaces